Home / 86,326,573.60-129,469,124.40-49,856,096.80

Finding the Fourth Proportional to 86,326,573.60, 129,469,124.40 and 49,856,096.80

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Solution

The fourth proportional to 86,326,573.60, 129,469,124.40 and 49,856,096.80 is: 74,772,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,326,573.60 : 129,469,124.40 = 49,856,096.80 : x
  2. Step 2: Convert to fraction form
    86,326,573.60/129,469,124.40 = 49,856,096.80/x
  3. Step 3: Cross multiply
    86,326,573.60x = 129,469,124.40 × 49,856,096.80
  4. Step 4: Simplify right side
    86,326,573.60x = 6,454,825,198,697,642
  5. Step 5: Solve for x
    x = 6,454,825,198,697,642/86,326,573.60
  6. Step 6: Final answer
    x = 74,772,169.56

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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.