Home / 1,443,591,553.28-2,165,853,670.40-667,746,152.60

Finding the Fourth Proportional to 1,443,591,553.28, 2,165,853,670.40 and 667,746,152.60

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Solution

The fourth proportional to 1,443,591,553.28, 2,165,853,670.40 and 667,746,152.60 is: 1,001,834,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,591,553.28 : 2,165,853,670.40 = 667,746,152.60 : x
  2. Step 2: Convert to fraction form
    1,443,591,553.28/2,165,853,670.40 = 667,746,152.60/x
  3. Step 3: Cross multiply
    1,443,591,553.28x = 2,165,853,670.40 × 667,746,152.60
  4. Step 4: Simplify right side
    1,443,591,553.28x = 1,446,240,455,495,028,736
  5. Step 5: Solve for x
    x = 1,446,240,455,495,028,736/1,443,591,553.28
  6. Step 6: Final answer
    x = 1,001,834,938.85

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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.