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Finding the Fourth Proportional to 162,984,694.80, 244,393,061.40 and 60,696,080.40

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Solution

The fourth proportional to 162,984,694.80, 244,393,061.40 and 60,696,080.40 is: 91,012,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,984,694.80 : 244,393,061.40 = 60,696,080.40 : x
  2. Step 2: Convert to fraction form
    162,984,694.80/244,393,061.40 = 60,696,080.40/x
  3. Step 3: Cross multiply
    162,984,694.80x = 244,393,061.40 × 60,696,080.40
  4. Step 4: Simplify right side
    162,984,694.80x = 14,833,700,903,936,536
  5. Step 5: Solve for x
    x = 14,833,700,903,936,536/162,984,694.80
  6. Step 6: Final answer
    x = 91,012,845.85

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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.