Home / 1,443,591,575.40-2,165,853,703.62-667,746,174.72

Finding the Fourth Proportional to 1,443,591,575.40, 2,165,853,703.62 and 667,746,174.72

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Solution

The fourth proportional to 1,443,591,575.40, 2,165,853,703.62 and 667,746,174.72 is: 1,001,834,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,591,575.40 : 2,165,853,703.62 = 667,746,174.72 : x
  2. Step 2: Convert to fraction form
    1,443,591,575.40/2,165,853,703.62 = 667,746,174.72/x
  3. Step 3: Cross multiply
    1,443,591,575.40x = 2,165,853,703.62 × 667,746,174.72
  4. Step 4: Simplify right side
    1,443,591,575.40x = 1,446,240,525,595,399,680
  5. Step 5: Solve for x
    x = 1,446,240,525,595,399,680/1,443,591,575.40
  6. Step 6: Final answer
    x = 1,001,834,972.05

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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.