Home / 124,767,912.60-187,164,375.30-42,876,005.40

Finding the Fourth Proportional to 124,767,912.60, 187,164,375.30 and 42,876,005.40

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Solution

The fourth proportional to 124,767,912.60, 187,164,375.30 and 42,876,005.40 is: 64,318,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,767,912.60 : 187,164,375.30 = 42,876,005.40 : x
  2. Step 2: Convert to fraction form
    124,767,912.60/187,164,375.30 = 42,876,005.40/x
  3. Step 3: Cross multiply
    124,767,912.60x = 187,164,375.30 × 42,876,005.40
  4. Step 4: Simplify right side
    124,767,912.60x = 8,024,860,766,050,427
  5. Step 5: Solve for x
    x = 8,024,860,766,050,427/124,767,912.60
  6. Step 6: Final answer
    x = 64,318,305.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.