Home / 214,348,867.92-321,225,432.48-111,908,563.20

Finding the Fourth Proportional to 214,348,867.92, 321,225,432.48 and 111,908,563.20

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Solution

The fourth proportional to 214,348,867.92, 321,225,432.48 and 111,908,563.20 is: 167,707,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,348,867.92 : 321,225,432.48 = 111,908,563.20 : x
  2. Step 2: Convert to fraction form
    214,348,867.92/321,225,432.48 = 111,908,563.20/x
  3. Step 3: Cross multiply
    214,348,867.92x = 321,225,432.48 × 111,908,563.20
  4. Step 4: Simplify right side
    214,348,867.92x = 35,947,876,612,135,416
  5. Step 5: Solve for x
    x = 35,947,876,612,135,416/214,348,867.92
  6. Step 6: Final answer
    x = 167,707,331.33

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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.