Home / 886,612,702.55-1,330,045,025.03-273,132,958.55

Finding the Fourth Proportional to 886,612,702.55, 1,330,045,025.03 and 273,132,958.55

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Solution

The fourth proportional to 886,612,702.55, 1,330,045,025.03 and 273,132,958.55 is: 409,738,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,612,702.55 : 1,330,045,025.03 = 273,132,958.55 : x
  2. Step 2: Convert to fraction form
    886,612,702.55/1,330,045,025.03 = 273,132,958.55/x
  3. Step 3: Cross multiply
    886,612,702.55x = 1,330,045,025.03 × 273,132,958.55
  4. Step 4: Simplify right side
    886,612,702.55x = 363,279,132,689,787,072
  5. Step 5: Solve for x
    x = 363,279,132,689,787,072/886,612,702.55
  6. Step 6: Final answer
    x = 409,738,244.95

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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.