Home / 252,168,552.20-378,252,828.30-88,591,012.40

Finding the Fourth Proportional to 252,168,552.20, 378,252,828.30 and 88,591,012.40

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Solution

The fourth proportional to 252,168,552.20, 378,252,828.30 and 88,591,012.40 is: 132,886,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,168,552.20 : 378,252,828.30 = 88,591,012.40 : x
  2. Step 2: Convert to fraction form
    252,168,552.20/378,252,828.30 = 88,591,012.40/x
  3. Step 3: Cross multiply
    252,168,552.20x = 378,252,828.30 × 88,591,012.40
  4. Step 4: Simplify right side
    252,168,552.20x = 33,509,801,002,260,376
  5. Step 5: Solve for x
    x = 33,509,801,002,260,376/252,168,552.20
  6. Step 6: Final answer
    x = 132,886,518.60

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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.