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Finding the Fourth Proportional to 162,984,620.80, 244,392,950.40 and 60,696,006.40

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Solution

The fourth proportional to 162,984,620.80, 244,392,950.40 and 60,696,006.40 is: 91,012,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,984,620.80 : 244,392,950.40 = 60,696,006.40 : x
  2. Step 2: Convert to fraction form
    162,984,620.80/244,392,950.40 = 60,696,006.40/x
  3. Step 3: Cross multiply
    162,984,620.80x = 244,392,950.40 × 60,696,006.40
  4. Step 4: Simplify right side
    162,984,620.80x = 14,833,676,081,593,282
  5. Step 5: Solve for x
    x = 14,833,676,081,593,282/162,984,620.80
  6. Step 6: Final answer
    x = 91,012,734.88

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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.