Home / 87,895,081.60-131,898,609.60-51,503,401.60

Finding the Fourth Proportional to 87,895,081.60, 131,898,609.60 and 51,503,401.60

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Solution

The fourth proportional to 87,895,081.60, 131,898,609.60 and 51,503,401.60 is: 77,287,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,895,081.60 : 131,898,609.60 = 51,503,401.60 : x
  2. Step 2: Convert to fraction form
    87,895,081.60/131,898,609.60 = 51,503,401.60/x
  3. Step 3: Cross multiply
    87,895,081.60x = 131,898,609.60 × 51,503,401.60
  4. Step 4: Simplify right side
    87,895,081.60x = 6,793,227,060,710,415
  5. Step 5: Solve for x
    x = 6,793,227,060,710,415/87,895,081.60
  6. Step 6: Final answer
    x = 77,287,908.91

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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.