Home / 220,156,906.60-330,301,715.10-117,969,898.60

Finding the Fourth Proportional to 220,156,906.60, 330,301,715.10 and 117,969,898.60

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Solution

The fourth proportional to 220,156,906.60, 330,301,715.10 and 117,969,898.60 is: 176,990,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,156,906.60 : 330,301,715.10 = 117,969,898.60 : x
  2. Step 2: Convert to fraction form
    220,156,906.60/330,301,715.10 = 117,969,898.60/x
  3. Step 3: Cross multiply
    220,156,906.60x = 330,301,715.10 × 117,969,898.60
  4. Step 4: Simplify right side
    220,156,906.60x = 38,965,659,837,753,088
  5. Step 5: Solve for x
    x = 38,965,659,837,753,088/220,156,906.60
  6. Step 6: Final answer
    x = 176,990,403.98

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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.