Home / 217,737,760.60-326,755,940.10-96,656,109.40

Finding the Fourth Proportional to 217,737,760.60, 326,755,940.10 and 96,656,109.40

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Solution

The fourth proportional to 217,737,760.60, 326,755,940.10 and 96,656,109.40 is: 145,050,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,737,760.60 : 326,755,940.10 = 96,656,109.40 : x
  2. Step 2: Convert to fraction form
    217,737,760.60/326,755,940.10 = 96,656,109.40/x
  3. Step 3: Cross multiply
    217,737,760.60x = 326,755,940.10 × 96,656,109.40
  4. Step 4: Simplify right side
    217,737,760.60x = 31,582,957,893,405,452
  5. Step 5: Solve for x
    x = 31,582,957,893,405,452/217,737,760.60
  6. Step 6: Final answer
    x = 145,050,439.60

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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.