Home / 1,826,935,997.11-2,521,195,862.48-991,570,581.43

Finding the Fourth Proportional to 1,826,935,997.11, 2,521,195,862.48 and 991,570,581.43

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Solution

The fourth proportional to 1,826,935,997.11, 2,521,195,862.48 and 991,570,581.43 is: 1,368,380,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,935,997.11 : 2,521,195,862.48 = 991,570,581.43 : x
  2. Step 2: Convert to fraction form
    1,826,935,997.11/2,521,195,862.48 = 991,570,581.43/x
  3. Step 3: Cross multiply
    1,826,935,997.11x = 2,521,195,862.48 × 991,570,581.43
  4. Step 4: Simplify right side
    1,826,935,997.11x = 2,499,943,647,250,711,040
  5. Step 5: Solve for x
    x = 2,499,943,647,250,711,040/1,826,935,997.11
  6. Step 6: Final answer
    x = 1,368,380,529.59

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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.