Home / 274,697,712.30-412,046,568.45-102,138,819.60

Finding the Fourth Proportional to 274,697,712.30, 412,046,568.45 and 102,138,819.60

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Solution

The fourth proportional to 274,697,712.30, 412,046,568.45 and 102,138,819.60 is: 153,208,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,697,712.30 : 412,046,568.45 = 102,138,819.60 : x
  2. Step 2: Convert to fraction form
    274,697,712.30/412,046,568.45 = 102,138,819.60/x
  3. Step 3: Cross multiply
    274,697,712.30x = 412,046,568.45 × 102,138,819.60
  4. Step 4: Simplify right side
    274,697,712.30x = 42,085,950,121,713,600
  5. Step 5: Solve for x
    x = 42,085,950,121,713,600/274,697,712.30
  6. Step 6: Final answer
    x = 153,208,229.40

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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.