Home / 193,536,657.90-289,969,063.65-181,443,422.70

Finding the Fourth Proportional to 193,536,657.90, 289,969,063.65 and 181,443,422.70

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Solution

The fourth proportional to 193,536,657.90, 289,969,063.65 and 181,443,422.70 is: 271,850,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,536,657.90 : 289,969,063.65 = 181,443,422.70 : x
  2. Step 2: Convert to fraction form
    193,536,657.90/289,969,063.65 = 181,443,422.70/x
  3. Step 3: Cross multiply
    193,536,657.90x = 289,969,063.65 × 181,443,422.70
  4. Step 4: Simplify right side
    193,536,657.90x = 52,612,979,385,770,144
  5. Step 5: Solve for x
    x = 52,612,979,385,770,144/193,536,657.90
  6. Step 6: Final answer
    x = 271,850,201.18

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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.