Home / 204,456,112.06-306,779,938.19-100,768,793.61

Finding the Fourth Proportional to 204,456,112.06, 306,779,938.19 and 100,768,793.61

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Solution

The fourth proportional to 204,456,112.06, 306,779,938.19 and 100,768,793.61 is: 151,200,391.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,456,112.06 : 306,779,938.19 = 100,768,793.61 : x
  2. Step 2: Convert to fraction form
    204,456,112.06/306,779,938.19 = 100,768,793.61/x
  3. Step 3: Cross multiply
    204,456,112.06x = 306,779,938.19 × 100,768,793.61
  4. Step 4: Simplify right side
    204,456,112.06x = 30,913,844,275,156,668
  5. Step 5: Solve for x
    x = 30,913,844,275,156,668/204,456,112.06
  6. Step 6: Final answer
    x = 151,200,391.93

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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.