Home / 112,315,438.50-168,451,851.51-54,749,814.18

Finding the Fourth Proportional to 112,315,438.50, 168,451,851.51 and 54,749,814.18

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Solution

The fourth proportional to 112,315,438.50, 168,451,851.51 and 54,749,814.18 is: 82,114,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,315,438.50 : 168,451,851.51 = 54,749,814.18 : x
  2. Step 2: Convert to fraction form
    112,315,438.50/168,451,851.51 = 54,749,814.18/x
  3. Step 3: Cross multiply
    112,315,438.50x = 168,451,851.51 × 54,749,814.18
  4. Step 4: Simplify right side
    112,315,438.50x = 9,222,707,568,449,452
  5. Step 5: Solve for x
    x = 9,222,707,568,449,452/112,315,438.50
  6. Step 6: Final answer
    x = 82,114,335.23

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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.