Home / 177,187,872.20-265,781,808.30-108,808,838.60

Finding the Fourth Proportional to 177,187,872.20, 265,781,808.30 and 108,808,838.60

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Solution

The fourth proportional to 177,187,872.20, 265,781,808.30 and 108,808,838.60 is: 163,213,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,187,872.20 : 265,781,808.30 = 108,808,838.60 : x
  2. Step 2: Convert to fraction form
    177,187,872.20/265,781,808.30 = 108,808,838.60/x
  3. Step 3: Cross multiply
    177,187,872.20x = 265,781,808.30 × 108,808,838.60
  4. Step 4: Simplify right side
    177,187,872.20x = 28,919,409,882,130,840
  5. Step 5: Solve for x
    x = 28,919,409,882,130,840/177,187,872.20
  6. Step 6: Final answer
    x = 163,213,257.90

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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.