Home / 146,991,648.30-220,487,472.45-103,153,670.70

Finding the Fourth Proportional to 146,991,648.30, 220,487,472.45 and 103,153,670.70

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Solution

The fourth proportional to 146,991,648.30, 220,487,472.45 and 103,153,670.70 is: 154,730,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,991,648.30 : 220,487,472.45 = 103,153,670.70 : x
  2. Step 2: Convert to fraction form
    146,991,648.30/220,487,472.45 = 103,153,670.70/x
  3. Step 3: Cross multiply
    146,991,648.30x = 220,487,472.45 × 103,153,670.70
  4. Step 4: Simplify right side
    146,991,648.30x = 22,744,092,126,582,620
  5. Step 5: Solve for x
    x = 22,744,092,126,582,620/146,991,648.30
  6. Step 6: Final answer
    x = 154,730,506.05

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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.