Home / 181,980,335.70-272,970,503.55-138,933,614.70

Finding the Fourth Proportional to 181,980,335.70, 272,970,503.55 and 138,933,614.70

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Solution

The fourth proportional to 181,980,335.70, 272,970,503.55 and 138,933,614.70 is: 208,400,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,980,335.70 : 272,970,503.55 = 138,933,614.70 : x
  2. Step 2: Convert to fraction form
    181,980,335.70/272,970,503.55 = 138,933,614.70/x
  3. Step 3: Cross multiply
    181,980,335.70x = 272,970,503.55 × 138,933,614.70
  4. Step 4: Simplify right side
    181,980,335.70x = 37,924,778,764,680,680
  5. Step 5: Solve for x
    x = 37,924,778,764,680,680/181,980,335.70
  6. Step 6: Final answer
    x = 208,400,422.05

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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.