Home / 80,904,015.60-121,356,023.40-27,051,327.60

Finding the Fourth Proportional to 80,904,015.60, 121,356,023.40 and 27,051,327.60

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Solution

The fourth proportional to 80,904,015.60, 121,356,023.40 and 27,051,327.60 is: 40,576,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,904,015.60 : 121,356,023.40 = 27,051,327.60 : x
  2. Step 2: Convert to fraction form
    80,904,015.60/121,356,023.40 = 27,051,327.60/x
  3. Step 3: Cross multiply
    80,904,015.60x = 121,356,023.40 × 27,051,327.60
  4. Step 4: Simplify right side
    80,904,015.60x = 3,282,841,545,226,666
  5. Step 5: Solve for x
    x = 3,282,841,545,226,666/80,904,015.60
  6. Step 6: Final answer
    x = 40,576,991.40

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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.