Home / 447,163,121.12-670,817,487.68-132,061,035.92

Finding the Fourth Proportional to 447,163,121.12, 670,817,487.68 and 132,061,035.92

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Solution

The fourth proportional to 447,163,121.12, 670,817,487.68 and 132,061,035.92 is: 198,113,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,163,121.12 : 670,817,487.68 = 132,061,035.92 : x
  2. Step 2: Convert to fraction form
    447,163,121.12/670,817,487.68 = 132,061,035.92/x
  3. Step 3: Cross multiply
    447,163,121.12x = 670,817,487.68 × 132,061,035.92
  4. Step 4: Simplify right side
    447,163,121.12x = 88,588,852,336,272,624
  5. Step 5: Solve for x
    x = 88,588,852,336,272,624/447,163,121.12
  6. Step 6: Final answer
    x = 198,113,055.73

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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.