Home / 181,633,335.68-272,288,019.52-66,591,070.40

Finding the Fourth Proportional to 181,633,335.68, 272,288,019.52 and 66,591,070.40

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Solution

The fourth proportional to 181,633,335.68, 272,288,019.52 and 66,591,070.40 is: 99,827,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,633,335.68 : 272,288,019.52 = 66,591,070.40 : x
  2. Step 2: Convert to fraction form
    181,633,335.68/272,288,019.52 = 66,591,070.40/x
  3. Step 3: Cross multiply
    181,633,335.68x = 272,288,019.52 × 66,591,070.40
  4. Step 4: Simplify right side
    181,633,335.68x = 18,131,950,676,932,892
  5. Step 5: Solve for x
    x = 18,131,950,676,932,892/181,633,335.68
  6. Step 6: Final answer
    x = 99,827,218.44

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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.