Home / 98,820,826.38-136,372,753.35-54,770,669.17

Finding the Fourth Proportional to 98,820,826.38, 136,372,753.35 and 54,770,669.17

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Solution

The fourth proportional to 98,820,826.38, 136,372,753.35 and 54,770,669.17 is: 75,583,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,820,826.38 : 136,372,753.35 = 54,770,669.17 : x
  2. Step 2: Convert to fraction form
    98,820,826.38/136,372,753.35 = 54,770,669.17/x
  3. Step 3: Cross multiply
    98,820,826.38x = 136,372,753.35 × 54,770,669.17
  4. Step 4: Simplify right side
    98,820,826.38x = 7,469,226,957,193,927
  5. Step 5: Solve for x
    x = 7,469,226,957,193,927/98,820,826.38
  6. Step 6: Final answer
    x = 75,583,530.63

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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.