Home / 1,826,916,579.28-2,521,147,374.12-991,541,161.36

Finding the Fourth Proportional to 1,826,916,579.28, 2,521,147,374.12 and 991,541,161.36

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Solution

The fourth proportional to 1,826,916,579.28, 2,521,147,374.12 and 991,541,161.36 is: 1,368,328,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,916,579.28 : 2,521,147,374.12 = 991,541,161.36 : x
  2. Step 2: Convert to fraction form
    1,826,916,579.28/2,521,147,374.12 = 991,541,161.36/x
  3. Step 3: Cross multiply
    1,826,916,579.28x = 2,521,147,374.12 × 991,541,161.36
  4. Step 4: Simplify right side
    1,826,916,579.28x = 2,499,821,395,294,659,072
  5. Step 5: Solve for x
    x = 2,499,821,395,294,659,072/1,826,916,579.28
  6. Step 6: Final answer
    x = 1,368,328,156.66

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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.