Home / 747,371,359.73-1,031,352,494.40-412,836,682.14

Finding the Fourth Proportional to 747,371,359.73, 1,031,352,494.40 and 412,836,682.14

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Solution

The fourth proportional to 747,371,359.73, 1,031,352,494.40 and 412,836,682.14 is: 569,703,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,371,359.73 : 1,031,352,494.40 = 412,836,682.14 : x
  2. Step 2: Convert to fraction form
    747,371,359.73/1,031,352,494.40 = 412,836,682.14/x
  3. Step 3: Cross multiply
    747,371,359.73x = 1,031,352,494.40 × 412,836,682.14
  4. Step 4: Simplify right side
    747,371,359.73x = 425,780,141,904,908,928
  5. Step 5: Solve for x
    x = 425,780,141,904,908,928/747,371,359.73
  6. Step 6: Final answer
    x = 569,703,583.58

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1.5x scale

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.