Home / 1,494,679,517.10-2,242,019,275.65-872,255,817.90

Finding the Fourth Proportional to 1,494,679,517.10, 2,242,019,275.65 and 872,255,817.90

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Solution

The fourth proportional to 1,494,679,517.10, 2,242,019,275.65 and 872,255,817.90 is: 1,308,383,726.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,679,517.10 : 2,242,019,275.65 = 872,255,817.90 : x
  2. Step 2: Convert to fraction form
    1,494,679,517.10/2,242,019,275.65 = 872,255,817.90/x
  3. Step 3: Cross multiply
    1,494,679,517.10x = 2,242,019,275.65 × 872,255,817.90
  4. Step 4: Simplify right side
    1,494,679,517.10x = 1,955,614,357,029,656,320
  5. Step 5: Solve for x
    x = 1,955,614,357,029,656,320/1,494,679,517.10
  6. Step 6: Final answer
    x = 1,308,383,726.85

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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.