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Finding the Fourth Proportional to 73,797,509.60, 110,743,503.60 and 43,092,029.60

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Solution

The fourth proportional to 73,797,509.60, 110,743,503.60 and 43,092,029.60 is: 64,665,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,797,509.60 : 110,743,503.60 = 43,092,029.60 : x
  2. Step 2: Convert to fraction form
    73,797,509.60/110,743,503.60 = 43,092,029.60/x
  3. Step 3: Cross multiply
    73,797,509.60x = 110,743,503.60 × 43,092,029.60
  4. Step 4: Simplify right side
    73,797,509.60x = 4,772,162,335,138,906
  5. Step 5: Solve for x
    x = 4,772,162,335,138,906/73,797,509.60
  6. Step 6: Final answer
    x = 64,665,628.43

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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.