Home / 100,108,215.70-150,162,323.55-88,770,807.70

Finding the Fourth Proportional to 100,108,215.70, 150,162,323.55 and 88,770,807.70

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Solution

The fourth proportional to 100,108,215.70, 150,162,323.55 and 88,770,807.70 is: 133,156,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,108,215.70 : 150,162,323.55 = 88,770,807.70 : x
  2. Step 2: Convert to fraction form
    100,108,215.70/150,162,323.55 = 88,770,807.70/x
  3. Step 3: Cross multiply
    100,108,215.70x = 150,162,323.55 × 88,770,807.70
  4. Step 4: Simplify right side
    100,108,215.70x = 13,330,030,747,642,232
  5. Step 5: Solve for x
    x = 13,330,030,747,642,232/100,108,215.70
  6. Step 6: Final answer
    x = 133,156,211.55

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Double scale
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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.