Home / 115,912,002.10-173,868,003.15-107,153,115.70

Finding the Fourth Proportional to 115,912,002.10, 173,868,003.15 and 107,153,115.70

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Solution

The fourth proportional to 115,912,002.10, 173,868,003.15 and 107,153,115.70 is: 160,729,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,002.10 : 173,868,003.15 = 107,153,115.70 : x
  2. Step 2: Convert to fraction form
    115,912,002.10/173,868,003.15 = 107,153,115.70/x
  3. Step 3: Cross multiply
    115,912,002.10x = 173,868,003.15 × 107,153,115.70
  4. Step 4: Simplify right side
    115,912,002.10x = 18,630,498,258,059,916
  5. Step 5: Solve for x
    x = 18,630,498,258,059,916/115,912,002.10
  6. Step 6: Final answer
    x = 160,729,673.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.