Home / 88,138,889.90-132,208,334.85-47,324,221.10

Finding the Fourth Proportional to 88,138,889.90, 132,208,334.85 and 47,324,221.10

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Solution

The fourth proportional to 88,138,889.90, 132,208,334.85 and 47,324,221.10 is: 70,986,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,889.90 : 132,208,334.85 = 47,324,221.10 : x
  2. Step 2: Convert to fraction form
    88,138,889.90/132,208,334.85 = 47,324,221.10/x
  3. Step 3: Cross multiply
    88,138,889.90x = 132,208,334.85 × 47,324,221.10
  4. Step 4: Simplify right side
    88,138,889.90x = 6,256,656,469,704,235
  5. Step 5: Solve for x
    x = 6,256,656,469,704,235/88,138,889.90
  6. Step 6: Final answer
    x = 70,986,331.65

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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.