Home / 187,002,184.80-280,503,277.20-105,372,847.20

Finding the Fourth Proportional to 187,002,184.80, 280,503,277.20 and 105,372,847.20

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Solution

The fourth proportional to 187,002,184.80, 280,503,277.20 and 105,372,847.20 is: 158,059,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,002,184.80 : 280,503,277.20 = 105,372,847.20 : x
  2. Step 2: Convert to fraction form
    187,002,184.80/280,503,277.20 = 105,372,847.20/x
  3. Step 3: Cross multiply
    187,002,184.80x = 280,503,277.20 × 105,372,847.20
  4. Step 4: Simplify right side
    187,002,184.80x = 29,557,428,967,494,844
  5. Step 5: Solve for x
    x = 29,557,428,967,494,844/187,002,184.80
  6. Step 6: Final answer
    x = 158,059,270.80

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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.