Home / 474,719,350.20-712,079,025.30-291,053,340.60

Finding the Fourth Proportional to 474,719,350.20, 712,079,025.30 and 291,053,340.60

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Solution

The fourth proportional to 474,719,350.20, 712,079,025.30 and 291,053,340.60 is: 436,580,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,719,350.20 : 712,079,025.30 = 291,053,340.60 : x
  2. Step 2: Convert to fraction form
    474,719,350.20/712,079,025.30 = 291,053,340.60/x
  3. Step 3: Cross multiply
    474,719,350.20x = 712,079,025.30 × 291,053,340.60
  4. Step 4: Simplify right side
    474,719,350.20x = 207,252,979,084,756,928
  5. Step 5: Solve for x
    x = 207,252,979,084,756,928/474,719,350.20
  6. Step 6: Final answer
    x = 436,580,010.90

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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.