Home / 99,632,763.20-149,443,830.36-26,848,375.28

Finding the Fourth Proportional to 99,632,763.20, 149,443,830.36 and 26,848,375.28

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Solution

The fourth proportional to 99,632,763.20, 149,443,830.36 and 26,848,375.28 is: 40,271,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,632,763.20 : 149,443,830.36 = 26,848,375.28 : x
  2. Step 2: Convert to fraction form
    99,632,763.20/149,443,830.36 = 26,848,375.28/x
  3. Step 3: Cross multiply
    99,632,763.20x = 149,443,830.36 × 26,848,375.28
  4. Step 4: Simplify right side
    99,632,763.20x = 4,012,324,040,785,938
  5. Step 5: Solve for x
    x = 4,012,324,040,785,938/99,632,763.20
  6. Step 6: Final answer
    x = 40,271,130.82

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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.