Home / 78,872,281.97-108,841,743.91-44,065,233.83

Finding the Fourth Proportional to 78,872,281.97, 108,841,743.91 and 44,065,233.83

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Solution

The fourth proportional to 78,872,281.97, 108,841,743.91 and 44,065,233.83 is: 60,808,902.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,872,281.97 : 108,841,743.91 = 44,065,233.83 : x
  2. Step 2: Convert to fraction form
    78,872,281.97/108,841,743.91 = 44,065,233.83/x
  3. Step 3: Cross multiply
    78,872,281.97x = 108,841,743.91 × 44,065,233.83
  4. Step 4: Simplify right side
    78,872,281.97x = 4,796,136,895,204,757
  5. Step 5: Solve for x
    x = 4,796,136,895,204,757/78,872,281.97
  6. Step 6: Final answer
    x = 60,808,902.38

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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.