Home / 100,376,087.70-150,571,328.13-42,025,046.88

Finding the Fourth Proportional to 100,376,087.70, 150,571,328.13 and 42,025,046.88

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Solution

The fourth proportional to 100,376,087.70, 150,571,328.13 and 42,025,046.88 is: 63,040,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,376,087.70 : 150,571,328.13 = 42,025,046.88 : x
  2. Step 2: Convert to fraction form
    100,376,087.70/150,571,328.13 = 42,025,046.88/x
  3. Step 3: Cross multiply
    100,376,087.70x = 150,571,328.13 × 42,025,046.88
  4. Step 4: Simplify right side
    100,376,087.70x = 6,327,767,123,447,113
  5. Step 5: Solve for x
    x = 6,327,767,123,447,113/100,376,087.70
  6. Step 6: Final answer
    x = 63,040,583.35

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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.