Home / 159,429,734.40-239,144,601.60-101,986,867.20

Finding the Fourth Proportional to 159,429,734.40, 239,144,601.60 and 101,986,867.20

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Solution

The fourth proportional to 159,429,734.40, 239,144,601.60 and 101,986,867.20 is: 152,980,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,429,734.40 : 239,144,601.60 = 101,986,867.20 : x
  2. Step 2: Convert to fraction form
    159,429,734.40/239,144,601.60 = 101,986,867.20/x
  3. Step 3: Cross multiply
    159,429,734.40x = 239,144,601.60 × 101,986,867.20
  4. Step 4: Simplify right side
    159,429,734.40x = 24,389,608,724,976,108
  5. Step 5: Solve for x
    x = 24,389,608,724,976,108/159,429,734.40
  6. Step 6: Final answer
    x = 152,980,300.80

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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.