Home / 898,138,217.85-1,347,207,326.78-886,044,982.65

Finding the Fourth Proportional to 898,138,217.85, 1,347,207,326.78 and 886,044,982.65

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Solution

The fourth proportional to 898,138,217.85, 1,347,207,326.78 and 886,044,982.65 is: 1,329,067,473.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,138,217.85 : 1,347,207,326.78 = 886,044,982.65 : x
  2. Step 2: Convert to fraction form
    898,138,217.85/1,347,207,326.78 = 886,044,982.65/x
  3. Step 3: Cross multiply
    898,138,217.85x = 1,347,207,326.78 × 886,044,982.65
  4. Step 4: Simplify right side
    898,138,217.85x = 1,193,686,292,478,307,840
  5. Step 5: Solve for x
    x = 1,193,686,292,478,307,840/898,138,217.85
  6. Step 6: Final answer
    x = 1,329,067,473.98

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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.