Home / 119,765,501.20-179,648,251.80-112,207,229.20

Finding the Fourth Proportional to 119,765,501.20, 179,648,251.80 and 112,207,229.20

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Solution

The fourth proportional to 119,765,501.20, 179,648,251.80 and 112,207,229.20 is: 168,310,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,765,501.20 : 179,648,251.80 = 112,207,229.20 : x
  2. Step 2: Convert to fraction form
    119,765,501.20/179,648,251.80 = 112,207,229.20/x
  3. Step 3: Cross multiply
    119,765,501.20x = 179,648,251.80 × 112,207,229.20
  4. Step 4: Simplify right side
    119,765,501.20x = 20,157,832,565,101,916
  5. Step 5: Solve for x
    x = 20,157,832,565,101,916/119,765,501.20
  6. Step 6: Final answer
    x = 168,310,843.80

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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.