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Finding the Fourth Proportional to 73,617,657.60, 110,425,449.60 and 33,228,076.80

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Solution

The fourth proportional to 73,617,657.60, 110,425,449.60 and 33,228,076.80 is: 49,841,647.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,617,657.60 : 110,425,449.60 = 33,228,076.80 : x
  2. Step 2: Convert to fraction form
    73,617,657.60/110,425,449.60 = 33,228,076.80/x
  3. Step 3: Cross multiply
    73,617,657.60x = 110,425,449.60 × 33,228,076.80
  4. Step 4: Simplify right side
    73,617,657.60x = 3,669,225,319,983,329
  5. Step 5: Solve for x
    x = 3,669,225,319,983,329/73,617,657.60
  6. Step 6: Final answer
    x = 49,841,647.23

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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.