Home / 96,998,644.28-133,838,146.91-55,737,565.04

Finding the Fourth Proportional to 96,998,644.28, 133,838,146.91 and 55,737,565.04

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Solution

The fourth proportional to 96,998,644.28, 133,838,146.91 and 55,737,565.04 is: 76,906,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,998,644.28 : 133,838,146.91 = 55,737,565.04 : x
  2. Step 2: Convert to fraction form
    96,998,644.28/133,838,146.91 = 55,737,565.04/x
  3. Step 3: Cross multiply
    96,998,644.28x = 133,838,146.91 × 55,737,565.04
  4. Step 4: Simplify right side
    96,998,644.28x = 7,459,812,418,703,139
  5. Step 5: Solve for x
    x = 7,459,812,418,703,139/96,998,644.28
  6. Step 6: Final answer
    x = 76,906,357.55

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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.