Home / 447,865,339.60-671,750,251.80-156,738,023.20

Finding the Fourth Proportional to 447,865,339.60, 671,750,251.80 and 156,738,023.20

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Solution

The fourth proportional to 447,865,339.60, 671,750,251.80 and 156,738,023.20 is: 235,090,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,865,339.60 : 671,750,251.80 = 156,738,023.20 : x
  2. Step 2: Convert to fraction form
    447,865,339.60/671,750,251.80 = 156,738,023.20/x
  3. Step 3: Cross multiply
    447,865,339.60x = 671,750,251.80 × 156,738,023.20
  4. Step 4: Simplify right side
    447,865,339.60x = 105,288,806,551,234,224
  5. Step 5: Solve for x
    x = 105,288,806,551,234,224/447,865,339.60
  6. Step 6: Final answer
    x = 235,090,321.22

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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.