Home / 147,622,679.20-221,434,018.80-50,546,123.20

Finding the Fourth Proportional to 147,622,679.20, 221,434,018.80 and 50,546,123.20

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Solution

The fourth proportional to 147,622,679.20, 221,434,018.80 and 50,546,123.20 is: 75,819,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,679.20 : 221,434,018.80 = 50,546,123.20 : x
  2. Step 2: Convert to fraction form
    147,622,679.20/221,434,018.80 = 50,546,123.20/x
  3. Step 3: Cross multiply
    147,622,679.20x = 221,434,018.80 × 50,546,123.20
  4. Step 4: Simplify right side
    147,622,679.20x = 11,192,631,194,935,918
  5. Step 5: Solve for x
    x = 11,192,631,194,935,918/147,622,679.20
  6. Step 6: Final answer
    x = 75,819,184.80

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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.