Home / 146,737,411.32-202,493,250.90-84,011,428.20

Finding the Fourth Proportional to 146,737,411.32, 202,493,250.90 and 84,011,428.20

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Solution

The fourth proportional to 146,737,411.32, 202,493,250.90 and 84,011,428.20 is: 115,933,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,737,411.32 : 202,493,250.90 = 84,011,428.20 : x
  2. Step 2: Convert to fraction form
    146,737,411.32/202,493,250.90 = 84,011,428.20/x
  3. Step 3: Cross multiply
    146,737,411.32x = 202,493,250.90 × 84,011,428.20
  4. Step 4: Simplify right side
    146,737,411.32x = 17,011,747,208,969,936
  5. Step 5: Solve for x
    x = 17,011,747,208,969,936/146,737,411.32
  6. Step 6: Final answer
    x = 115,933,265.12

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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.