Home / 406,846,359,211.40-610,269,538,817.10-123,862,954,920.20

Finding the Fourth Proportional to 406,846,359,211.40, 610,269,538,817.10 and 123,862,954,920.20

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Solution

The fourth proportional to 406,846,359,211.40, 610,269,538,817.10 and 123,862,954,920.20 is: 185,794,432,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,846,359,211.40 : 610,269,538,817.10 = 123,862,954,920.20 : x
  2. Step 2: Convert to fraction form
    406,846,359,211.40/610,269,538,817.10 = 123,862,954,920.20/x
  3. Step 3: Cross multiply
    406,846,359,211.40x = 610,269,538,817.10 × 123,862,954,920.20
  4. Step 4: Simplify right side
    406,846,359,211.40x = 75,589,788,375,673,693,274,112
  5. Step 5: Solve for x
    x = 75,589,788,375,673,693,274,112/406,846,359,211.40
  6. Step 6: Final answer
    x = 185,794,432,380.30

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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.