Home / 146,641,248.20-220,103,589.90-89,245,620.20

Finding the Fourth Proportional to 146,641,248.20, 220,103,589.90 and 89,245,620.20

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Solution

The fourth proportional to 146,641,248.20, 220,103,589.90 and 89,245,620.20 is: 133,954,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,641,248.20 : 220,103,589.90 = 89,245,620.20 : x
  2. Step 2: Convert to fraction form
    146,641,248.20/220,103,589.90 = 89,245,620.20/x
  3. Step 3: Cross multiply
    146,641,248.20x = 220,103,589.90 × 89,245,620.20
  4. Step 4: Simplify right side
    146,641,248.20x = 19,643,281,388,871,956
  5. Step 5: Solve for x
    x = 19,643,281,388,871,956/146,641,248.20
  6. Step 6: Final answer
    x = 133,954,679.40

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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.