Home / 91,080,885.44-136,478,337.32-61,948,618.43

Finding the Fourth Proportional to 91,080,885.44, 136,478,337.32 and 61,948,618.43

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Solution

The fourth proportional to 91,080,885.44, 136,478,337.32 and 61,948,618.43 is: 92,825,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,080,885.44 : 136,478,337.32 = 61,948,618.43 : x
  2. Step 2: Convert to fraction form
    91,080,885.44/136,478,337.32 = 61,948,618.43/x
  3. Step 3: Cross multiply
    91,080,885.44x = 136,478,337.32 × 61,948,618.43
  4. Step 4: Simplify right side
    91,080,885.44x = 8,454,644,442,069,988
  5. Step 5: Solve for x
    x = 8,454,644,442,069,988/91,080,885.44
  6. Step 6: Final answer
    x = 92,825,672.49

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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.