Home / 88,147,231.70-132,220,847.55-52,315,423.70

Finding the Fourth Proportional to 88,147,231.70, 132,220,847.55 and 52,315,423.70

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Solution

The fourth proportional to 88,147,231.70, 132,220,847.55 and 52,315,423.70 is: 78,473,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,147,231.70 : 132,220,847.55 = 52,315,423.70 : x
  2. Step 2: Convert to fraction form
    88,147,231.70/132,220,847.55 = 52,315,423.70/x
  3. Step 3: Cross multiply
    88,147,231.70x = 132,220,847.55 × 52,315,423.70
  4. Step 4: Simplify right side
    88,147,231.70x = 6,917,189,661,551,357
  5. Step 5: Solve for x
    x = 6,917,189,661,551,357/88,147,231.70
  6. Step 6: Final answer
    x = 78,473,135.55

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Similar ratio
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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.