Home / 166,226,719.20-249,122,642.40-89,384,287.20

Finding the Fourth Proportional to 166,226,719.20, 249,122,642.40 and 89,384,287.20

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Solution

The fourth proportional to 166,226,719.20, 249,122,642.40 and 89,384,287.20 is: 133,959,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,226,719.20 : 249,122,642.40 = 89,384,287.20 : x
  2. Step 2: Convert to fraction form
    166,226,719.20/249,122,642.40 = 89,384,287.20/x
  3. Step 3: Cross multiply
    166,226,719.20x = 249,122,642.40 × 89,384,287.20
  4. Step 4: Simplify right side
    166,226,719.20x = 22,267,649,816,304,500
  5. Step 5: Solve for x
    x = 22,267,649,816,304,500/166,226,719.20
  6. Step 6: Final answer
    x = 133,959,509.78

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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.