Home / 149,635,912.40-224,453,868.60-141,321,813.20

Finding the Fourth Proportional to 149,635,912.40, 224,453,868.60 and 141,321,813.20

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Solution

The fourth proportional to 149,635,912.40, 224,453,868.60 and 141,321,813.20 is: 211,982,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,635,912.40 : 224,453,868.60 = 141,321,813.20 : x
  2. Step 2: Convert to fraction form
    149,635,912.40/224,453,868.60 = 141,321,813.20/x
  3. Step 3: Cross multiply
    149,635,912.40x = 224,453,868.60 × 141,321,813.20
  4. Step 4: Simplify right side
    149,635,912.40x = 31,720,227,690,306,544
  5. Step 5: Solve for x
    x = 31,720,227,690,306,544/149,635,912.40
  6. Step 6: Final answer
    x = 211,982,719.80

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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.