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Finding the Fourth Proportional to 88,071,471.40, 131,855,264.70 and 88,071,471.40

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Solution

The fourth proportional to 88,071,471.40, 131,855,264.70 and 88,071,471.40 is: 131,855,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,071,471.40 : 131,855,264.70 = 88,071,471.40 : x
  2. Step 2: Convert to fraction form
    88,071,471.40/131,855,264.70 = 88,071,471.40/x
  3. Step 3: Cross multiply
    88,071,471.40x = 131,855,264.70 × 88,071,471.40
  4. Step 4: Simplify right side
    88,071,471.40x = 11,612,687,173,965,480
  5. Step 5: Solve for x
    x = 11,612,687,173,965,480/88,071,471.40
  6. Step 6: Final answer
    x = 131,855,264.70

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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.