Home / 149,485,819.80-224,228,729.70-135,136,912.80

Finding the Fourth Proportional to 149,485,819.80, 224,228,729.70 and 135,136,912.80

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Solution

The fourth proportional to 149,485,819.80, 224,228,729.70 and 135,136,912.80 is: 202,705,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,485,819.80 : 224,228,729.70 = 135,136,912.80 : x
  2. Step 2: Convert to fraction form
    149,485,819.80/224,228,729.70 = 135,136,912.80/x
  3. Step 3: Cross multiply
    149,485,819.80x = 224,228,729.70 × 135,136,912.80
  4. Step 4: Simplify right side
    149,485,819.80x = 30,301,578,292,723,672
  5. Step 5: Solve for x
    x = 30,301,578,292,723,672/149,485,819.80
  6. Step 6: Final answer
    x = 202,705,369.20

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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.