Home / 367,254,078.20-550,778,857.94-121,629,865.84

Finding the Fourth Proportional to 367,254,078.20, 550,778,857.94 and 121,629,865.84

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Solution

The fourth proportional to 367,254,078.20, 550,778,857.94 and 121,629,865.84 is: 182,410,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,254,078.20 : 550,778,857.94 = 121,629,865.84 : x
  2. Step 2: Convert to fraction form
    367,254,078.20/550,778,857.94 = 121,629,865.84/x
  3. Step 3: Cross multiply
    367,254,078.20x = 550,778,857.94 × 121,629,865.84
  4. Step 4: Simplify right side
    367,254,078.20x = 66,991,158,598,750,624
  5. Step 5: Solve for x
    x = 66,991,158,598,750,624/367,254,078.20
  6. Step 6: Final answer
    x = 182,410,931.76

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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.