Home / 187,002,410.10-280,503,615.15-152,990,186.10

Finding the Fourth Proportional to 187,002,410.10, 280,503,615.15 and 152,990,186.10

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Solution

The fourth proportional to 187,002,410.10, 280,503,615.15 and 152,990,186.10 is: 229,485,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,002,410.10 : 280,503,615.15 = 152,990,186.10 : x
  2. Step 2: Convert to fraction form
    187,002,410.10/280,503,615.15 = 152,990,186.10/x
  3. Step 3: Cross multiply
    187,002,410.10x = 280,503,615.15 × 152,990,186.10
  4. Step 4: Simplify right side
    187,002,410.10x = 42,914,300,283,521,272
  5. Step 5: Solve for x
    x = 42,914,300,283,521,272/187,002,410.10
  6. Step 6: Final answer
    x = 229,485,279.15

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1.5x scale

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.