Home / 69,531,029.60-104,296,544.40-31,193,794.40

Finding the Fourth Proportional to 69,531,029.60, 104,296,544.40 and 31,193,794.40

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Solution

The fourth proportional to 69,531,029.60, 104,296,544.40 and 31,193,794.40 is: 46,790,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531,029.60 : 104,296,544.40 = 31,193,794.40 : x
  2. Step 2: Convert to fraction form
    69,531,029.60/104,296,544.40 = 31,193,794.40/x
  3. Step 3: Cross multiply
    69,531,029.60x = 104,296,544.40 × 31,193,794.40
  4. Step 4: Simplify right side
    69,531,029.60x = 3,253,404,962,644,071.50
  5. Step 5: Solve for x
    x = 3,253,404,962,644,071.50/69,531,029.60
  6. Step 6: Final answer
    x = 46,790,691.60

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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.