Home / 1,091,470,464,593.50-1,637,205,696,890.20-384,580,556,369.55

Finding the Fourth Proportional to 1,091,470,464,593.50, 1,637,205,696,890.20 and 384,580,556,369.55

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Solution

The fourth proportional to 1,091,470,464,593.50, 1,637,205,696,890.20 and 384,580,556,369.55 is: 576,870,834,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,470,464,593.50 : 1,637,205,696,890.20 = 384,580,556,369.55 : x
  2. Step 2: Convert to fraction form
    1,091,470,464,593.50/1,637,205,696,890.20 = 384,580,556,369.55/x
  3. Step 3: Cross multiply
    1,091,470,464,593.50x = 1,637,205,696,890.20 × 384,580,556,369.55
  4. Step 4: Simplify right side
    1,091,470,464,593.50x = 629,637,477,801,429,877,915,648
  5. Step 5: Solve for x
    x = 629,637,477,801,429,877,915,648/1,091,470,464,593.50
  6. Step 6: Final answer
    x = 576,870,834,554.31

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.