Home / 908,595,712.92-1,363,122,876.42-253,546,194.36

Finding the Fourth Proportional to 908,595,712.92, 1,363,122,876.42 and 253,546,194.36

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Solution

The fourth proportional to 908,595,712.92, 1,363,122,876.42 and 253,546,194.36 is: 380,383,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,595,712.92 : 1,363,122,876.42 = 253,546,194.36 : x
  2. Step 2: Convert to fraction form
    908,595,712.92/1,363,122,876.42 = 253,546,194.36/x
  3. Step 3: Cross multiply
    908,595,712.92x = 1,363,122,876.42 × 253,546,194.36
  4. Step 4: Simplify right side
    908,595,712.92x = 345,614,617,761,347,648
  5. Step 5: Solve for x
    x = 345,614,617,761,347,648/908,595,712.92
  6. Step 6: Final answer
    x = 380,383,280.32

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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.