Home / 57,753,791.60-86,630,687.40-51,259,276.40

Finding the Fourth Proportional to 57,753,791.60, 86,630,687.40 and 51,259,276.40

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Solution

The fourth proportional to 57,753,791.60, 86,630,687.40 and 51,259,276.40 is: 76,888,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,753,791.60 : 86,630,687.40 = 51,259,276.40 : x
  2. Step 2: Convert to fraction form
    57,753,791.60/86,630,687.40 = 51,259,276.40/x
  3. Step 3: Cross multiply
    57,753,791.60x = 86,630,687.40 × 51,259,276.40
  4. Step 4: Simplify right side
    57,753,791.60x = 4,440,626,350,158,597.50
  5. Step 5: Solve for x
    x = 4,440,626,350,158,597.50/57,753,791.60
  6. Step 6: Final answer
    x = 76,888,914.60

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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.