Home / 1,091,470,464,415.80-1,637,205,696,623.70-384,580,556,191.80

Finding the Fourth Proportional to 1,091,470,464,415.80, 1,637,205,696,623.70 and 384,580,556,191.80

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Solution

The fourth proportional to 1,091,470,464,415.80, 1,637,205,696,623.70 and 384,580,556,191.80 is: 576,870,834,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,470,464,415.80 : 1,637,205,696,623.70 = 384,580,556,191.80 : x
  2. Step 2: Convert to fraction form
    1,091,470,464,415.80/1,637,205,696,623.70 = 384,580,556,191.80/x
  3. Step 3: Cross multiply
    1,091,470,464,415.80x = 1,637,205,696,623.70 × 384,580,556,191.80
  4. Step 4: Simplify right side
    1,091,470,464,415.80x = 629,637,477,407,925,913,780,224
  5. Step 5: Solve for x
    x = 629,637,477,407,925,913,780,224/1,091,470,464,415.80
  6. Step 6: Final answer
    x = 576,870,834,287.70

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Double scale
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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.