Home / 166,836,008.60-250,254,012.90-115,817,672.60

Finding the Fourth Proportional to 166,836,008.60, 250,254,012.90 and 115,817,672.60

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Solution

The fourth proportional to 166,836,008.60, 250,254,012.90 and 115,817,672.60 is: 173,726,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,836,008.60 : 250,254,012.90 = 115,817,672.60 : x
  2. Step 2: Convert to fraction form
    166,836,008.60/250,254,012.90 = 115,817,672.60/x
  3. Step 3: Cross multiply
    166,836,008.60x = 250,254,012.90 × 115,817,672.60
  4. Step 4: Simplify right side
    166,836,008.60x = 28,983,837,332,888,376
  5. Step 5: Solve for x
    x = 28,983,837,332,888,376/166,836,008.60
  6. Step 6: Final answer
    x = 173,726,508.90

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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.