Home / 146,981,487.60-220,472,231.40-101,064,985.20

Finding the Fourth Proportional to 146,981,487.60, 220,472,231.40 and 101,064,985.20

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Solution

The fourth proportional to 146,981,487.60, 220,472,231.40 and 101,064,985.20 is: 151,597,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,981,487.60 : 220,472,231.40 = 101,064,985.20 : x
  2. Step 2: Convert to fraction form
    146,981,487.60/220,472,231.40 = 101,064,985.20/x
  3. Step 3: Cross multiply
    146,981,487.60x = 220,472,231.40 × 101,064,985.20
  4. Step 4: Simplify right side
    146,981,487.60x = 22,282,022,803,451,976
  5. Step 5: Solve for x
    x = 22,282,022,803,451,976/146,981,487.60
  6. Step 6: Final answer
    x = 151,597,477.80

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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.