Home / 1,053,625,784,260.40-1,580,132,074,082.40-408,087,432,062.49

Finding the Fourth Proportional to 1,053,625,784,260.40, 1,580,132,074,082.40 and 408,087,432,062.49

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Solution

The fourth proportional to 1,053,625,784,260.40, 1,580,132,074,082.40 and 408,087,432,062.49 is: 612,012,395,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,625,784,260.40 : 1,580,132,074,082.40 = 408,087,432,062.49 : x
  2. Step 2: Convert to fraction form
    1,053,625,784,260.40/1,580,132,074,082.40 = 408,087,432,062.49/x
  3. Step 3: Cross multiply
    1,053,625,784,260.40x = 1,580,132,074,082.40 × 408,087,432,062.49
  4. Step 4: Simplify right side
    1,053,625,784,260.40x = 644,832,040,431,862,744,612,864
  5. Step 5: Solve for x
    x = 644,832,040,431,862,744,612,864/1,053,625,784,260.40
  6. Step 6: Final answer
    x = 612,012,395,733.56

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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.