Home / 137,968,110.40-206,952,165.60-94,969,940.80

Finding the Fourth Proportional to 137,968,110.40, 206,952,165.60 and 94,969,940.80

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Solution

The fourth proportional to 137,968,110.40, 206,952,165.60 and 94,969,940.80 is: 142,454,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,968,110.40 : 206,952,165.60 = 94,969,940.80 : x
  2. Step 2: Convert to fraction form
    137,968,110.40/206,952,165.60 = 94,969,940.80/x
  3. Step 3: Cross multiply
    137,968,110.40x = 206,952,165.60 × 94,969,940.80
  4. Step 4: Simplify right side
    137,968,110.40x = 19,654,234,915,463,796
  5. Step 5: Solve for x
    x = 19,654,234,915,463,796/137,968,110.40
  6. Step 6: Final answer
    x = 142,454,911.20

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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.