Home / 173,928,672.20-260,893,008.30-71,640,057.80

Finding the Fourth Proportional to 173,928,672.20, 260,893,008.30 and 71,640,057.80

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Solution

The fourth proportional to 173,928,672.20, 260,893,008.30 and 71,640,057.80 is: 107,460,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,928,672.20 : 260,893,008.30 = 71,640,057.80 : x
  2. Step 2: Convert to fraction form
    173,928,672.20/260,893,008.30 = 71,640,057.80/x
  3. Step 3: Cross multiply
    173,928,672.20x = 260,893,008.30 × 71,640,057.80
  4. Step 4: Simplify right side
    173,928,672.20x = 18,690,390,194,227,880
  5. Step 5: Solve for x
    x = 18,690,390,194,227,880/173,928,672.20
  6. Step 6: Final answer
    x = 107,460,086.70

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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.