Home / 3,982,705,610.80-5,974,058,416.20-1,074,655,793.20

Finding the Fourth Proportional to 3,982,705,610.80, 5,974,058,416.20 and 1,074,655,793.20

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Solution

The fourth proportional to 3,982,705,610.80, 5,974,058,416.20 and 1,074,655,793.20 is: 1,611,983,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,705,610.80 : 5,974,058,416.20 = 1,074,655,793.20 : x
  2. Step 2: Convert to fraction form
    3,982,705,610.80/5,974,058,416.20 = 1,074,655,793.20/x
  3. Step 3: Cross multiply
    3,982,705,610.80x = 5,974,058,416.20 × 1,074,655,793.20
  4. Step 4: Simplify right side
    3,982,705,610.80x = 6,420,056,485,884,547,072
  5. Step 5: Solve for x
    x = 6,420,056,485,884,547,072/3,982,705,610.80
  6. Step 6: Final answer
    x = 1,611,983,689.80

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Double scale
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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.