Home / 1,373,339,445.92-1,895,258,272.92-786,741,956

Finding the Fourth Proportional to 1,373,339,445.92, 1,895,258,272.92 and 786,741,956

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Solution

The fourth proportional to 1,373,339,445.92, 1,895,258,272.92 and 786,741,956 is: 1,085,732,449.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,339,445.92 : 1,895,258,272.92 = 786,741,956 : x
  2. Step 2: Convert to fraction form
    1,373,339,445.92/1,895,258,272.92 = 786,741,956/x
  3. Step 3: Cross multiply
    1,373,339,445.92x = 1,895,258,272.92 × 786,741,956
  4. Step 4: Simplify right side
    1,373,339,445.92x = 1,491,079,200,762,262,784
  5. Step 5: Solve for x
    x = 1,491,079,200,762,262,784/1,373,339,445.92
  6. Step 6: Final answer
    x = 1,085,732,449.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.