Home / 3,988,058,080.34-5,976,739,930.12-3,103,811,186.22

Finding the Fourth Proportional to 3,988,058,080.34, 5,976,739,930.12 and 3,103,811,186.22

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Solution

The fourth proportional to 3,988,058,080.34, 5,976,739,930.12 and 3,103,811,186.22 is: 4,651,555,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,058,080.34 : 5,976,739,930.12 = 3,103,811,186.22 : x
  2. Step 2: Convert to fraction form
    3,988,058,080.34/5,976,739,930.12 = 3,103,811,186.22/x
  3. Step 3: Cross multiply
    3,988,058,080.34x = 5,976,739,930.12 × 3,103,811,186.22
  4. Step 4: Simplify right side
    3,988,058,080.34x = 18,550,672,252,226,437,120
  5. Step 5: Solve for x
    x = 18,550,672,252,226,437,120/3,988,058,080.34
  6. Step 6: Final answer
    x = 4,651,555,187.64

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Double scale
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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.