Home / 238,902,883.20-329,509,956.42-180,168,023.88

Finding the Fourth Proportional to 238,902,883.20, 329,509,956.42 and 180,168,023.88

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Solution

The fourth proportional to 238,902,883.20, 329,509,956.42 and 180,168,023.88 is: 248,499,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,902,883.20 : 329,509,956.42 = 180,168,023.88 : x
  2. Step 2: Convert to fraction form
    238,902,883.20/329,509,956.42 = 180,168,023.88/x
  3. Step 3: Cross multiply
    238,902,883.20x = 329,509,956.42 × 180,168,023.88
  4. Step 4: Simplify right side
    238,902,883.20x = 59,367,157,696,976,320
  5. Step 5: Solve for x
    x = 59,367,157,696,976,320/238,902,883.20
  6. Step 6: Final answer
    x = 248,499,126.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.