Home / 166,227,447.20-249,123,734.40-89,385,015.20

Finding the Fourth Proportional to 166,227,447.20, 249,123,734.40 and 89,385,015.20

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Solution

The fourth proportional to 166,227,447.20, 249,123,734.40 and 89,385,015.20 is: 133,960,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,227,447.20 : 249,123,734.40 = 89,385,015.20 : x
  2. Step 2: Convert to fraction form
    166,227,447.20/249,123,734.40 = 89,385,015.20/x
  3. Step 3: Cross multiply
    166,227,447.20x = 249,123,734.40 × 89,385,015.20
  4. Step 4: Simplify right side
    166,227,447.20x = 22,267,928,786,024,764
  5. Step 5: Solve for x
    x = 22,267,928,786,024,764/166,227,447.20
  6. Step 6: Final answer
    x = 133,960,601.34

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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.