Home / 87,699,184,128.50-131,527,713,180.42-40,490,299,589.85

Finding the Fourth Proportional to 87,699,184,128.50, 131,527,713,180.42 and 40,490,299,589.85

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Solution

The fourth proportional to 87,699,184,128.50, 131,527,713,180.42 and 40,490,299,589.85 is: 60,725,724,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,699,184,128.50 : 131,527,713,180.42 = 40,490,299,589.85 : x
  2. Step 2: Convert to fraction form
    87,699,184,128.50/131,527,713,180.42 = 40,490,299,589.85/x
  3. Step 3: Cross multiply
    87,699,184,128.50x = 131,527,713,180.42 × 40,490,299,589.85
  4. Step 4: Simplify right side
    87,699,184,128.50x = 5,325,596,511,043,068,100,608
  5. Step 5: Solve for x
    x = 5,325,596,511,043,068,100,608/87,699,184,128.50
  6. Step 6: Final answer
    x = 60,725,724,691.35

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1.5x scale

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.