Home / 166,829,497.40-250,244,246.10-115,173,432.20

Finding the Fourth Proportional to 166,829,497.40, 250,244,246.10 and 115,173,432.20

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Solution

The fourth proportional to 166,829,497.40, 250,244,246.10 and 115,173,432.20 is: 172,760,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,829,497.40 : 250,244,246.10 = 115,173,432.20 : x
  2. Step 2: Convert to fraction form
    166,829,497.40/250,244,246.10 = 115,173,432.20/x
  3. Step 3: Cross multiply
    166,829,497.40x = 250,244,246.10 × 115,173,432.20
  4. Step 4: Simplify right side
    166,829,497.40x = 28,821,488,711,638,464
  5. Step 5: Solve for x
    x = 28,821,488,711,638,464/166,829,497.40
  6. Step 6: Final answer
    x = 172,760,148.30

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1.5x scale

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.