Home / 84,540,890.46-126,629,131.84-57,096,268.14

Finding the Fourth Proportional to 84,540,890.46, 126,629,131.84 and 57,096,268.14

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Solution

The fourth proportional to 84,540,890.46, 126,629,131.84 and 57,096,268.14 is: 85,521,347.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,540,890.46 : 126,629,131.84 = 57,096,268.14 : x
  2. Step 2: Convert to fraction form
    84,540,890.46/126,629,131.84 = 57,096,268.14/x
  3. Step 3: Cross multiply
    84,540,890.46x = 126,629,131.84 × 57,096,268.14
  4. Step 4: Simplify right side
    84,540,890.46x = 7,230,050,865,872,052
  5. Step 5: Solve for x
    x = 7,230,050,865,872,052/84,540,890.46
  6. Step 6: Final answer
    x = 85,521,347.44

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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.