Home / 78,840,874.08-118,261,602.18-24,253,081.56

Finding the Fourth Proportional to 78,840,874.08, 118,261,602.18 and 24,253,081.56

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Solution

The fourth proportional to 78,840,874.08, 118,261,602.18 and 24,253,081.56 is: 36,379,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,840,874.08 : 118,261,602.18 = 24,253,081.56 : x
  2. Step 2: Convert to fraction form
    78,840,874.08/118,261,602.18 = 24,253,081.56/x
  3. Step 3: Cross multiply
    78,840,874.08x = 118,261,602.18 × 24,253,081.56
  4. Step 4: Simplify right side
    78,840,874.08x = 2,868,208,283,087,814
  5. Step 5: Solve for x
    x = 2,868,208,283,087,814/78,840,874.08
  6. Step 6: Final answer
    x = 36,379,711.88

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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.