Home / 82,044,101.40-123,066,152.10-71,427,269.40

Finding the Fourth Proportional to 82,044,101.40, 123,066,152.10 and 71,427,269.40

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Solution

The fourth proportional to 82,044,101.40, 123,066,152.10 and 71,427,269.40 is: 107,140,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,044,101.40 : 123,066,152.10 = 71,427,269.40 : x
  2. Step 2: Convert to fraction form
    82,044,101.40/123,066,152.10 = 71,427,269.40/x
  3. Step 3: Cross multiply
    82,044,101.40x = 123,066,152.10 × 71,427,269.40
  4. Step 4: Simplify right side
    82,044,101.40x = 8,790,279,200,068,076
  5. Step 5: Solve for x
    x = 8,790,279,200,068,076/82,044,101.40
  6. Step 6: Final answer
    x = 107,140,904.10

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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.