Home / 132,090,766.24-198,159,953.60-54,353,938.72

Finding the Fourth Proportional to 132,090,766.24, 198,159,953.60 and 54,353,938.72

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Solution

The fourth proportional to 132,090,766.24, 198,159,953.60 and 54,353,938.72 is: 81,540,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,090,766.24 : 198,159,953.60 = 54,353,938.72 : x
  2. Step 2: Convert to fraction form
    132,090,766.24/198,159,953.60 = 54,353,938.72/x
  3. Step 3: Cross multiply
    132,090,766.24x = 198,159,953.60 × 54,353,938.72
  4. Step 4: Simplify right side
    132,090,766.24x = 10,770,773,974,732,442
  5. Step 5: Solve for x
    x = 10,770,773,974,732,442/132,090,766.24
  6. Step 6: Final answer
    x = 81,540,703.27

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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.