Home / 99,072,472.20-148,608,708.30-92,695,180.20

Finding the Fourth Proportional to 99,072,472.20, 148,608,708.30 and 92,695,180.20

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Solution

The fourth proportional to 99,072,472.20, 148,608,708.30 and 92,695,180.20 is: 139,042,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,472.20 : 148,608,708.30 = 92,695,180.20 : x
  2. Step 2: Convert to fraction form
    99,072,472.20/148,608,708.30 = 92,695,180.20/x
  3. Step 3: Cross multiply
    99,072,472.20x = 148,608,708.30 × 92,695,180.20
  4. Step 4: Simplify right side
    99,072,472.20x = 13,775,310,995,157,738
  5. Step 5: Solve for x
    x = 13,775,310,995,157,738/99,072,472.20
  6. Step 6: Final answer
    x = 139,042,770.30

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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.