Home / 1,057,670,455.68-1,459,620,673.92-587,791,581.12

Finding the Fourth Proportional to 1,057,670,455.68, 1,459,620,673.92 and 587,791,581.12

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Solution

The fourth proportional to 1,057,670,455.68, 1,459,620,673.92 and 587,791,581.12 is: 811,172,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,670,455.68 : 1,459,620,673.92 = 587,791,581.12 : x
  2. Step 2: Convert to fraction form
    1,057,670,455.68/1,459,620,673.92 = 587,791,581.12/x
  3. Step 3: Cross multiply
    1,057,670,455.68x = 1,459,620,673.92 × 587,791,581.12
  4. Step 4: Simplify right side
    1,057,670,455.68x = 857,952,743,758,876,800
  5. Step 5: Solve for x
    x = 857,952,743,758,876,800/1,057,670,455.68
  6. Step 6: Final answer
    x = 811,172,080.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.