Home / 74,610,016.80-111,915,025.20-44,302,279.20

Finding the Fourth Proportional to 74,610,016.80, 111,915,025.20 and 44,302,279.20

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Solution

The fourth proportional to 74,610,016.80, 111,915,025.20 and 44,302,279.20 is: 66,453,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,610,016.80 : 111,915,025.20 = 44,302,279.20 : x
  2. Step 2: Convert to fraction form
    74,610,016.80/111,915,025.20 = 44,302,279.20/x
  3. Step 3: Cross multiply
    74,610,016.80x = 111,915,025.20 × 44,302,279.20
  4. Step 4: Simplify right side
    74,610,016.80x = 4,958,090,693,085,436
  5. Step 5: Solve for x
    x = 4,958,090,693,085,436/74,610,016.80
  6. Step 6: Final answer
    x = 66,453,418.80

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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.