Home / 132,416,156.16-198,652,823.20-40,307,096.88

Finding the Fourth Proportional to 132,416,156.16, 198,652,823.20 and 40,307,096.88

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Solution

The fourth proportional to 132,416,156.16, 198,652,823.20 and 40,307,096.88 is: 60,469,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,416,156.16 : 198,652,823.20 = 40,307,096.88 : x
  2. Step 2: Convert to fraction form
    132,416,156.16/198,652,823.20 = 40,307,096.88/x
  3. Step 3: Cross multiply
    132,416,156.16x = 198,652,823.20 × 40,307,096.88
  4. Step 4: Simplify right side
    132,416,156.16x = 8,007,118,590,207,912
  5. Step 5: Solve for x
    x = 8,007,118,590,207,912/132,416,156.16
  6. Step 6: Final answer
    x = 60,469,347.72

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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.