Home / 1,091,470,464,579.30-1,637,205,696,869-384,580,556,355.30

Finding the Fourth Proportional to 1,091,470,464,579.30, 1,637,205,696,869 and 384,580,556,355.30

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Solution

The fourth proportional to 1,091,470,464,579.30, 1,637,205,696,869 and 384,580,556,355.30 is: 576,870,834,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,470,464,579.30 : 1,637,205,696,869 = 384,580,556,355.30 : x
  2. Step 2: Convert to fraction form
    1,091,470,464,579.30/1,637,205,696,869 = 384,580,556,355.30/x
  3. Step 3: Cross multiply
    1,091,470,464,579.30x = 1,637,205,696,869 × 384,580,556,355.30
  4. Step 4: Simplify right side
    1,091,470,464,579.30x = 629,637,477,769,946,693,894,144
  5. Step 5: Solve for x
    x = 629,637,477,769,946,693,894,144/1,091,470,464,579.30
  6. Step 6: Final answer
    x = 576,870,834,532.97

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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.