Home / 1,096,098,214.20-1,644,147,321.30-278,210,515.20

Finding the Fourth Proportional to 1,096,098,214.20, 1,644,147,321.30 and 278,210,515.20

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Solution

The fourth proportional to 1,096,098,214.20, 1,644,147,321.30 and 278,210,515.20 is: 417,315,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,098,214.20 : 1,644,147,321.30 = 278,210,515.20 : x
  2. Step 2: Convert to fraction form
    1,096,098,214.20/1,644,147,321.30 = 278,210,515.20/x
  3. Step 3: Cross multiply
    1,096,098,214.20x = 1,644,147,321.30 × 278,210,515.20
  4. Step 4: Simplify right side
    1,096,098,214.20x = 457,419,073,323,572,928
  5. Step 5: Solve for x
    x = 457,419,073,323,572,928/1,096,098,214.20
  6. Step 6: Final answer
    x = 417,315,772.80

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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.