Home / 57,486,551.60-86,103,856.20-51,104,010.80

Finding the Fourth Proportional to 57,486,551.60, 86,103,856.20 and 51,104,010.80

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Solution

The fourth proportional to 57,486,551.60, 86,103,856.20 and 51,104,010.80 is: 76,544,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486,551.60 : 86,103,856.20 = 51,104,010.80 : x
  2. Step 2: Convert to fraction form
    57,486,551.60/86,103,856.20 = 51,104,010.80/x
  3. Step 3: Cross multiply
    57,486,551.60x = 86,103,856.20 × 51,104,010.80
  4. Step 4: Simplify right side
    57,486,551.60x = 4,400,252,397,166,447
  5. Step 5: Solve for x
    x = 4,400,252,397,166,447/57,486,551.60
  6. Step 6: Final answer
    x = 76,544,031.16

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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.