Home / 217,752,777.60-326,629,166.40-197,597,385.60

Finding the Fourth Proportional to 217,752,777.60, 326,629,166.40 and 197,597,385.60

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Solution

The fourth proportional to 217,752,777.60, 326,629,166.40 and 197,597,385.60 is: 296,396,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,752,777.60 : 326,629,166.40 = 197,597,385.60 : x
  2. Step 2: Convert to fraction form
    217,752,777.60/326,629,166.40 = 197,597,385.60/x
  3. Step 3: Cross multiply
    217,752,777.60x = 326,629,166.40 × 197,597,385.60
  4. Step 4: Simplify right side
    217,752,777.60x = 64,541,069,341,347,360
  5. Step 5: Solve for x
    x = 64,541,069,341,347,360/217,752,777.60
  6. Step 6: Final answer
    x = 296,396,078.40

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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.