Home / 182,428,870.20-273,261,762.90-85,467,334.20

Finding the Fourth Proportional to 182,428,870.20, 273,261,762.90 and 85,467,334.20

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Solution

The fourth proportional to 182,428,870.20, 273,261,762.90 and 85,467,334.20 is: 128,022,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,428,870.20 : 273,261,762.90 = 85,467,334.20 : x
  2. Step 2: Convert to fraction form
    182,428,870.20/273,261,762.90 = 85,467,334.20/x
  3. Step 3: Cross multiply
    182,428,870.20x = 273,261,762.90 × 85,467,334.20
  4. Step 4: Simplify right side
    182,428,870.20x = 23,354,954,413,855,460
  5. Step 5: Solve for x
    x = 23,354,954,413,855,460/182,428,870.20
  6. Step 6: Final answer
    x = 128,022,249.92

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1.5x scale

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.