Home / 1,890,569,118.24-2,608,988,993.46-1,043,798,078.70

Finding the Fourth Proportional to 1,890,569,118.24, 2,608,988,993.46 and 1,043,798,078.70

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Solution

The fourth proportional to 1,890,569,118.24, 2,608,988,993.46 and 1,043,798,078.70 is: 1,440,443,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,569,118.24 : 2,608,988,993.46 = 1,043,798,078.70 : x
  2. Step 2: Convert to fraction form
    1,890,569,118.24/2,608,988,993.46 = 1,043,798,078.70/x
  3. Step 3: Cross multiply
    1,890,569,118.24x = 2,608,988,993.46 × 1,043,798,078.70
  4. Step 4: Simplify right side
    1,890,569,118.24x = 2,723,257,698,722,995,200
  5. Step 5: Solve for x
    x = 2,723,257,698,722,995,200/1,890,569,118.24
  6. Step 6: Final answer
    x = 1,440,443,341.87

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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.