Home / 170,861,031.60-256,266,664.20-49,679,847.60

Finding the Fourth Proportional to 170,861,031.60, 256,266,664.20 and 49,679,847.60

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Solution

The fourth proportional to 170,861,031.60, 256,266,664.20 and 49,679,847.60 is: 74,512,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,861,031.60 : 256,266,664.20 = 49,679,847.60 : x
  2. Step 2: Convert to fraction form
    170,861,031.60/256,266,664.20 = 49,679,847.60/x
  3. Step 3: Cross multiply
    170,861,031.60x = 256,266,664.20 × 49,679,847.60
  4. Step 4: Simplify right side
    170,861,031.60x = 12,731,288,822,416,376
  5. Step 5: Solve for x
    x = 12,731,288,822,416,376/170,861,031.60
  6. Step 6: Final answer
    x = 74,512,536.32

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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.