Home / 252,170,040.70-378,255,061.05-88,592,500.90

Finding the Fourth Proportional to 252,170,040.70, 378,255,061.05 and 88,592,500.90

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Solution

The fourth proportional to 252,170,040.70, 378,255,061.05 and 88,592,500.90 is: 132,888,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,170,040.70 : 378,255,061.05 = 88,592,500.90 : x
  2. Step 2: Convert to fraction form
    252,170,040.70/378,255,061.05 = 88,592,500.90/x
  3. Step 3: Cross multiply
    252,170,040.70x = 378,255,061.05 × 88,592,500.90
  4. Step 4: Simplify right side
    252,170,040.70x = 33,510,561,836,501,684
  5. Step 5: Solve for x
    x = 33,510,561,836,501,684/252,170,040.70
  6. Step 6: Final answer
    x = 132,888,751.35

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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.