Home / 57,753,969.60-86,630,954.40-51,259,454.40

Finding the Fourth Proportional to 57,753,969.60, 86,630,954.40 and 51,259,454.40

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Solution

The fourth proportional to 57,753,969.60, 86,630,954.40 and 51,259,454.40 is: 76,889,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,753,969.60 : 86,630,954.40 = 51,259,454.40 : x
  2. Step 2: Convert to fraction form
    57,753,969.60/86,630,954.40 = 51,259,454.40/x
  3. Step 3: Cross multiply
    57,753,969.60x = 86,630,954.40 × 51,259,454.40
  4. Step 4: Simplify right side
    57,753,969.60x = 4,440,655,456,695,279.50
  5. Step 5: Solve for x
    x = 4,440,655,456,695,279.50/57,753,969.60
  6. Step 6: Final answer
    x = 76,889,181.60

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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.