Home / 87,172,852.68-120,298,529.97-48,014,629.43

Finding the Fourth Proportional to 87,172,852.68, 120,298,529.97 and 48,014,629.43

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Solution

The fourth proportional to 87,172,852.68, 120,298,529.97 and 48,014,629.43 is: 66,260,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,172,852.68 : 120,298,529.97 = 48,014,629.43 : x
  2. Step 2: Convert to fraction form
    87,172,852.68/120,298,529.97 = 48,014,629.43/x
  3. Step 3: Cross multiply
    87,172,852.68x = 120,298,529.97 × 48,014,629.43
  4. Step 4: Simplify right side
    87,172,852.68x = 5,776,089,337,004,805
  5. Step 5: Solve for x
    x = 5,776,089,337,004,805/87,172,852.68
  6. Step 6: Final answer
    x = 66,260,184.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.