Home / 18,645,416,179.11-25,730,374,042.92-10,187,058,337.83

Finding the Fourth Proportional to 18,645,416,179.11, 25,730,374,042.92 and 10,187,058,337.83

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Solution

The fourth proportional to 18,645,416,179.11, 25,730,374,042.92 and 10,187,058,337.83 is: 14,057,976,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,645,416,179.11 : 25,730,374,042.92 = 10,187,058,337.83 : x
  2. Step 2: Convert to fraction form
    18,645,416,179.11/25,730,374,042.92 = 10,187,058,337.83/x
  3. Step 3: Cross multiply
    18,645,416,179.11x = 25,730,374,042.92 × 10,187,058,337.83
  4. Step 4: Simplify right side
    18,645,416,179.11x = 262,116,821,429,412,757,504
  5. Step 5: Solve for x
    x = 262,116,821,429,412,757,504/18,645,416,179.11
  6. Step 6: Final answer
    x = 14,057,976,443.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.