Home / 48,386,090.20-72,579,135.30-43,608,515.80

Finding the Fourth Proportional to 48,386,090.20, 72,579,135.30 and 43,608,515.80

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Solution

The fourth proportional to 48,386,090.20, 72,579,135.30 and 43,608,515.80 is: 65,412,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,090.20 : 72,579,135.30 = 43,608,515.80 : x
  2. Step 2: Convert to fraction form
    48,386,090.20/72,579,135.30 = 43,608,515.80/x
  3. Step 3: Cross multiply
    48,386,090.20x = 72,579,135.30 × 43,608,515.80
  4. Step 4: Simplify right side
    48,386,090.20x = 3,165,068,368,480,387.50
  5. Step 5: Solve for x
    x = 3,165,068,368,480,387.50/48,386,090.20
  6. Step 6: Final answer
    x = 65,412,773.70

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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.