Home / 166,948,687.60-250,423,031.40-140,164,061.20

Finding the Fourth Proportional to 166,948,687.60, 250,423,031.40 and 140,164,061.20

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Solution

The fourth proportional to 166,948,687.60, 250,423,031.40 and 140,164,061.20 is: 210,246,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,948,687.60 : 250,423,031.40 = 140,164,061.20 : x
  2. Step 2: Convert to fraction form
    166,948,687.60/250,423,031.40 = 140,164,061.20/x
  3. Step 3: Cross multiply
    166,948,687.60x = 250,423,031.40 × 140,164,061.20
  4. Step 4: Simplify right side
    166,948,687.60x = 35,100,309,099,039,120
  5. Step 5: Solve for x
    x = 35,100,309,099,039,120/166,948,687.60
  6. Step 6: Final answer
    x = 210,246,091.80

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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.