Home / 73,811,331.60-110,716,997.40-73,386,178.80

Finding the Fourth Proportional to 73,811,331.60, 110,716,997.40 and 73,386,178.80

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Solution

The fourth proportional to 73,811,331.60, 110,716,997.40 and 73,386,178.80 is: 110,079,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,331.60 : 110,716,997.40 = 73,386,178.80 : x
  2. Step 2: Convert to fraction form
    73,811,331.60/110,716,997.40 = 73,386,178.80/x
  3. Step 3: Cross multiply
    73,811,331.60x = 110,716,997.40 × 73,386,178.80
  4. Step 4: Simplify right side
    73,811,331.60x = 8,125,097,367,395,535
  5. Step 5: Solve for x
    x = 8,125,097,367,395,535/73,811,331.60
  6. Step 6: Final answer
    x = 110,079,268.20

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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.