Home / 108,332,126.33-149,498,317.67-61,923,376.40

Finding the Fourth Proportional to 108,332,126.33, 149,498,317.67 and 61,923,376.40

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Solution

The fourth proportional to 108,332,126.33, 149,498,317.67 and 61,923,376.40 is: 85,454,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,332,126.33 : 149,498,317.67 = 61,923,376.40 : x
  2. Step 2: Convert to fraction form
    108,332,126.33/149,498,317.67 = 61,923,376.40/x
  3. Step 3: Cross multiply
    108,332,126.33x = 149,498,317.67 × 61,923,376.40
  4. Step 4: Simplify right side
    108,332,126.33x = 9,257,440,595,189,072
  5. Step 5: Solve for x
    x = 9,257,440,595,189,072/108,332,126.33
  6. Step 6: Final answer
    x = 85,454,249.90

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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.