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Finding the Fourth Proportional to 94,178,886.80, 141,358,531.80 and 48,773,267.60

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Solution

The fourth proportional to 94,178,886.80, 141,358,531.80 and 48,773,267.60 is: 73,206,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,178,886.80 : 141,358,531.80 = 48,773,267.60 : x
  2. Step 2: Convert to fraction form
    94,178,886.80/141,358,531.80 = 48,773,267.60/x
  3. Step 3: Cross multiply
    94,178,886.80x = 141,358,531.80 × 48,773,267.60
  4. Step 4: Simplify right side
    94,178,886.80x = 6,894,517,499,024,510
  5. Step 5: Solve for x
    x = 6,894,517,499,024,510/94,178,886.80
  6. Step 6: Final answer
    x = 73,206,614.91

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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.