Home / 747,844,021-1,121,764,527.30-702,335,358.46

Finding the Fourth Proportional to 747,844,021, 1,121,764,527.30 and 702,335,358.46

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Solution

The fourth proportional to 747,844,021, 1,121,764,527.30 and 702,335,358.46 is: 1,053,501,625.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,844,021 : 1,121,764,527.30 = 702,335,358.46 : x
  2. Step 2: Convert to fraction form
    747,844,021/1,121,764,527.30 = 702,335,358.46/x
  3. Step 3: Cross multiply
    747,844,021x = 1,121,764,527.30 × 702,335,358.46
  4. Step 4: Simplify right side
    747,844,021x = 787,854,891,388,957,952
  5. Step 5: Solve for x
    x = 787,854,891,388,957,952/747,844,021
  6. Step 6: Final answer
    x = 1,053,501,625.03

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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.