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Finding the Fourth Proportional to 183,498,449.60, 275,247,674.40 and 74,375,897.60

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Solution

The fourth proportional to 183,498,449.60, 275,247,674.40 and 74,375,897.60 is: 111,563,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,498,449.60 : 275,247,674.40 = 74,375,897.60 : x
  2. Step 2: Convert to fraction form
    183,498,449.60/275,247,674.40 = 74,375,897.60/x
  3. Step 3: Cross multiply
    183,498,449.60x = 275,247,674.40 × 74,375,897.60
  4. Step 4: Simplify right side
    183,498,449.60x = 20,471,792,845,812,540
  5. Step 5: Solve for x
    x = 20,471,792,845,812,540/183,498,449.60
  6. Step 6: Final answer
    x = 111,563,846.40

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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.