Home / 149,380,400.80-224,070,601.20-123,871,232.80

Finding the Fourth Proportional to 149,380,400.80, 224,070,601.20 and 123,871,232.80

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Solution

The fourth proportional to 149,380,400.80, 224,070,601.20 and 123,871,232.80 is: 185,806,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,380,400.80 : 224,070,601.20 = 123,871,232.80 : x
  2. Step 2: Convert to fraction form
    149,380,400.80/224,070,601.20 = 123,871,232.80/x
  3. Step 3: Cross multiply
    149,380,400.80x = 224,070,601.20 × 123,871,232.80
  4. Step 4: Simplify right side
    149,380,400.80x = 27,755,901,604,881,156
  5. Step 5: Solve for x
    x = 27,755,901,604,881,156/149,380,400.80
  6. Step 6: Final answer
    x = 185,806,849.20

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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.