Home / 84,424,212.75-126,658,152.29-49,438,872.75

Finding the Fourth Proportional to 84,424,212.75, 126,658,152.29 and 49,438,872.75

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Solution

The fourth proportional to 84,424,212.75, 126,658,152.29 and 49,438,872.75 is: 74,171,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,424,212.75 : 126,658,152.29 = 49,438,872.75 : x
  2. Step 2: Convert to fraction form
    84,424,212.75/126,658,152.29 = 49,438,872.75/x
  3. Step 3: Cross multiply
    84,424,212.75x = 126,658,152.29 × 49,438,872.75
  4. Step 4: Simplify right side
    84,424,212.75x = 6,261,836,273,568,237
  5. Step 5: Solve for x
    x = 6,261,836,273,568,237/84,424,212.75
  6. Step 6: Final answer
    x = 74,171,094.64

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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.