Home / 87,368,546.60-131,241,776.70-61,859,378.60

Finding the Fourth Proportional to 87,368,546.60, 131,241,776.70 and 61,859,378.60

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Solution

The fourth proportional to 87,368,546.60, 131,241,776.70 and 61,859,378.60 is: 92,922,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,368,546.60 : 131,241,776.70 = 61,859,378.60 : x
  2. Step 2: Convert to fraction form
    87,368,546.60/131,241,776.70 = 61,859,378.60/x
  3. Step 3: Cross multiply
    87,368,546.60x = 131,241,776.70 × 61,859,378.60
  4. Step 4: Simplify right side
    87,368,546.60x = 8,118,534,753,021,959
  5. Step 5: Solve for x
    x = 8,118,534,753,021,959/87,368,546.60
  6. Step 6: Final answer
    x = 92,922,854.61

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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.