Home / 412,344,003.60-618,516,005.40-182,194,621.20

Finding the Fourth Proportional to 412,344,003.60, 618,516,005.40 and 182,194,621.20

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Solution

The fourth proportional to 412,344,003.60, 618,516,005.40 and 182,194,621.20 is: 273,291,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,344,003.60 : 618,516,005.40 = 182,194,621.20 : x
  2. Step 2: Convert to fraction form
    412,344,003.60/618,516,005.40 = 182,194,621.20/x
  3. Step 3: Cross multiply
    412,344,003.60x = 618,516,005.40 × 182,194,621.20
  4. Step 4: Simplify right side
    412,344,003.60x = 112,690,289,309,990,144
  5. Step 5: Solve for x
    x = 112,690,289,309,990,144/412,344,003.60
  6. Step 6: Final answer
    x = 273,291,931.80

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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.