Home / 639,002,898,195.40-958,504,347,293.10-453,250,805,523.40

Finding the Fourth Proportional to 639,002,898,195.40, 958,504,347,293.10 and 453,250,805,523.40

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Solution

The fourth proportional to 639,002,898,195.40, 958,504,347,293.10 and 453,250,805,523.40 is: 679,876,208,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,002,898,195.40 : 958,504,347,293.10 = 453,250,805,523.40 : x
  2. Step 2: Convert to fraction form
    639,002,898,195.40/958,504,347,293.10 = 453,250,805,523.40/x
  3. Step 3: Cross multiply
    639,002,898,195.40x = 958,504,347,293.10 × 453,250,805,523.40
  4. Step 4: Simplify right side
    639,002,898,195.40x = 434,442,867,508,278,338,781,184
  5. Step 5: Solve for x
    x = 434,442,867,508,278,338,781,184/639,002,898,195.40
  6. Step 6: Final answer
    x = 679,876,208,285.10

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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.