Home / 73,812,139.80-110,718,209.70-30,667,003.80

Finding the Fourth Proportional to 73,812,139.80, 110,718,209.70 and 30,667,003.80

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Solution

The fourth proportional to 73,812,139.80, 110,718,209.70 and 30,667,003.80 is: 46,000,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,812,139.80 : 110,718,209.70 = 30,667,003.80 : x
  2. Step 2: Convert to fraction form
    73,812,139.80/110,718,209.70 = 30,667,003.80/x
  3. Step 3: Cross multiply
    73,812,139.80x = 110,718,209.70 × 30,667,003.80
  4. Step 4: Simplify right side
    73,812,139.80x = 3,395,395,757,599,097
  5. Step 5: Solve for x
    x = 3,395,395,757,599,097/73,812,139.80
  6. Step 6: Final answer
    x = 46,000,505.70

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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.