Home / 447,120,463.60-670,680,695.40-375,694,793.20

Finding the Fourth Proportional to 447,120,463.60, 670,680,695.40 and 375,694,793.20

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Solution

The fourth proportional to 447,120,463.60, 670,680,695.40 and 375,694,793.20 is: 563,542,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,120,463.60 : 670,680,695.40 = 375,694,793.20 : x
  2. Step 2: Convert to fraction form
    447,120,463.60/670,680,695.40 = 375,694,793.20/x
  3. Step 3: Cross multiply
    447,120,463.60x = 670,680,695.40 × 375,694,793.20
  4. Step 4: Simplify right side
    447,120,463.60x = 251,971,245,161,535,168
  5. Step 5: Solve for x
    x = 251,971,245,161,535,168/447,120,463.60
  6. Step 6: Final answer
    x = 563,542,189.80

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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.