Home / 102,608,151.06-141,599,385.01-55,565,305.64

Finding the Fourth Proportional to 102,608,151.06, 141,599,385.01 and 55,565,305.64

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Solution

The fourth proportional to 102,608,151.06, 141,599,385.01 and 55,565,305.64 is: 76,680,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,608,151.06 : 141,599,385.01 = 55,565,305.64 : x
  2. Step 2: Convert to fraction form
    102,608,151.06/141,599,385.01 = 55,565,305.64/x
  3. Step 3: Cross multiply
    102,608,151.06x = 141,599,385.01 × 55,565,305.64
  4. Step 4: Simplify right side
    102,608,151.06x = 7,868,013,106,317,081
  5. Step 5: Solve for x
    x = 7,868,013,106,317,081/102,608,151.06
  6. Step 6: Final answer
    x = 76,680,195.72

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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.