Home / 108,640,640.56-150,318,867.50-94,731,000.61

Finding the Fourth Proportional to 108,640,640.56, 150,318,867.50 and 94,731,000.61

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Solution

The fourth proportional to 108,640,640.56, 150,318,867.50 and 94,731,000.61 is: 131,073,018.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,640,640.56 : 150,318,867.50 = 94,731,000.61 : x
  2. Step 2: Convert to fraction form
    108,640,640.56/150,318,867.50 = 94,731,000.61/x
  3. Step 3: Cross multiply
    108,640,640.56x = 150,318,867.50 × 94,731,000.61
  4. Step 4: Simplify right side
    108,640,640.56x = 14,239,856,728,837,010
  5. Step 5: Solve for x
    x = 14,239,856,728,837,010/108,640,640.56
  6. Step 6: Final answer
    x = 131,073,018.86

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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.