Home / 146,824,148.80-220,236,223.20-89,428,520.80

Finding the Fourth Proportional to 146,824,148.80, 220,236,223.20 and 89,428,520.80

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Solution

The fourth proportional to 146,824,148.80, 220,236,223.20 and 89,428,520.80 is: 134,142,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,824,148.80 : 220,236,223.20 = 89,428,520.80 : x
  2. Step 2: Convert to fraction form
    146,824,148.80/220,236,223.20 = 89,428,520.80/x
  3. Step 3: Cross multiply
    146,824,148.80x = 220,236,223.20 × 89,428,520.80
  4. Step 4: Simplify right side
    146,824,148.80x = 19,695,399,667,354,640
  5. Step 5: Solve for x
    x = 19,695,399,667,354,640/146,824,148.80
  6. Step 6: Final answer
    x = 134,142,781.20

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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.