Home / 73,529,881.20-110,294,821.80-19,677,193.20

Finding the Fourth Proportional to 73,529,881.20, 110,294,821.80 and 19,677,193.20

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Solution

The fourth proportional to 73,529,881.20, 110,294,821.80 and 19,677,193.20 is: 29,515,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,529,881.20 : 110,294,821.80 = 19,677,193.20 : x
  2. Step 2: Convert to fraction form
    73,529,881.20/110,294,821.80 = 19,677,193.20/x
  3. Step 3: Cross multiply
    73,529,881.20x = 110,294,821.80 × 19,677,193.20
  4. Step 4: Simplify right side
    73,529,881.20x = 2,170,292,517,518,171.50
  5. Step 5: Solve for x
    x = 2,170,292,517,518,171.50/73,529,881.20
  6. Step 6: Final answer
    x = 29,515,789.80

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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.