Home / 88,570,015.60-132,855,023.40-54,380,498.80

Finding the Fourth Proportional to 88,570,015.60, 132,855,023.40 and 54,380,498.80

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Solution

The fourth proportional to 88,570,015.60, 132,855,023.40 and 54,380,498.80 is: 81,570,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,570,015.60 : 132,855,023.40 = 54,380,498.80 : x
  2. Step 2: Convert to fraction form
    88,570,015.60/132,855,023.40 = 54,380,498.80/x
  3. Step 3: Cross multiply
    88,570,015.60x = 132,855,023.40 × 54,380,498.80
  4. Step 4: Simplify right side
    88,570,015.60x = 7,224,722,440,577,672
  5. Step 5: Solve for x
    x = 7,224,722,440,577,672/88,570,015.60
  6. Step 6: Final answer
    x = 81,570,748.20

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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.