Home / 91,080,891.47-136,478,346.30-61,948,624.43

Finding the Fourth Proportional to 91,080,891.47, 136,478,346.30 and 61,948,624.43

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Solution

The fourth proportional to 91,080,891.47, 136,478,346.30 and 61,948,624.43 is: 92,825,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,080,891.47 : 136,478,346.30 = 61,948,624.43 : x
  2. Step 2: Convert to fraction form
    91,080,891.47/136,478,346.30 = 61,948,624.43/x
  3. Step 3: Cross multiply
    91,080,891.47x = 136,478,346.30 × 61,948,624.43
  4. Step 4: Simplify right side
    91,080,891.47x = 8,454,645,817,083,789
  5. Step 5: Solve for x
    x = 8,454,645,817,083,789/91,080,891.47
  6. Step 6: Final answer
    x = 92,825,681.45

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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.