Home / 100,108,213.20-150,162,319.80-88,770,805.20

Finding the Fourth Proportional to 100,108,213.20, 150,162,319.80 and 88,770,805.20

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Solution

The fourth proportional to 100,108,213.20, 150,162,319.80 and 88,770,805.20 is: 133,156,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,108,213.20 : 150,162,319.80 = 88,770,805.20 : x
  2. Step 2: Convert to fraction form
    100,108,213.20/150,162,319.80 = 88,770,805.20/x
  3. Step 3: Cross multiply
    100,108,213.20x = 150,162,319.80 × 88,770,805.20
  4. Step 4: Simplify right side
    100,108,213.20x = 13,330,030,039,345,904
  5. Step 5: Solve for x
    x = 13,330,030,039,345,904/100,108,213.20
  6. Step 6: Final answer
    x = 133,156,207.80

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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.