Home / 187,002,410.60-280,503,615.90-152,990,186.60

Finding the Fourth Proportional to 187,002,410.60, 280,503,615.90 and 152,990,186.60

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Solution

The fourth proportional to 187,002,410.60, 280,503,615.90 and 152,990,186.60 is: 229,485,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,002,410.60 : 280,503,615.90 = 152,990,186.60 : x
  2. Step 2: Convert to fraction form
    187,002,410.60/280,503,615.90 = 152,990,186.60/x
  3. Step 3: Cross multiply
    187,002,410.60x = 280,503,615.90 × 152,990,186.60
  4. Step 4: Simplify right side
    187,002,410.60x = 42,914,300,538,515,720
  5. Step 5: Solve for x
    x = 42,914,300,538,515,720/187,002,410.60
  6. Step 6: Final answer
    x = 229,485,279.90

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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.