Home / 1,264,956,846.30-1,897,435,269.45-747,120,735.90

Finding the Fourth Proportional to 1,264,956,846.30, 1,897,435,269.45 and 747,120,735.90

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Solution

The fourth proportional to 1,264,956,846.30, 1,897,435,269.45 and 747,120,735.90 is: 1,120,681,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,956,846.30 : 1,897,435,269.45 = 747,120,735.90 : x
  2. Step 2: Convert to fraction form
    1,264,956,846.30/1,897,435,269.45 = 747,120,735.90/x
  3. Step 3: Cross multiply
    1,264,956,846.30x = 1,897,435,269.45 × 747,120,735.90
  4. Step 4: Simplify right side
    1,264,956,846.30x = 1,417,613,234,834,098,688
  5. Step 5: Solve for x
    x = 1,417,613,234,834,098,688/1,264,956,846.30
  6. Step 6: Final answer
    x = 1,120,681,103.85

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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.