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Finding the Fourth Proportional to 162,984,660.80, 244,393,010.40 and 60,696,046.40

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Solution

The fourth proportional to 162,984,660.80, 244,393,010.40 and 60,696,046.40 is: 91,012,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,984,660.80 : 244,393,010.40 = 60,696,046.40 : x
  2. Step 2: Convert to fraction form
    162,984,660.80/244,393,010.40 = 60,696,046.40/x
  3. Step 3: Cross multiply
    162,984,660.80x = 244,393,010.40 × 60,696,046.40
  4. Step 4: Simplify right side
    162,984,660.80x = 14,833,689,499,074,082
  5. Step 5: Solve for x
    x = 14,833,689,499,074,082/162,984,660.80
  6. Step 6: Final answer
    x = 91,012,794.86

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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.