Home / 108,156,759.30-149,256,125.87-58,598,364.72

Finding the Fourth Proportional to 108,156,759.30, 149,256,125.87 and 58,598,364.72

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Solution

The fourth proportional to 108,156,759.30, 149,256,125.87 and 58,598,364.72 is: 80,865,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,156,759.30 : 149,256,125.87 = 58,598,364.72 : x
  2. Step 2: Convert to fraction form
    108,156,759.30/149,256,125.87 = 58,598,364.72/x
  3. Step 3: Cross multiply
    108,156,759.30x = 149,256,125.87 × 58,598,364.72
  4. Step 4: Simplify right side
    108,156,759.30x = 8,746,164,900,131,496
  5. Step 5: Solve for x
    x = 8,746,164,900,131,496/108,156,759.30
  6. Step 6: Final answer
    x = 80,865,633.89

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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.