Home / 227,104,005.20-340,656,007.80-81,607,269.20

Finding the Fourth Proportional to 227,104,005.20, 340,656,007.80 and 81,607,269.20

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Solution

The fourth proportional to 227,104,005.20, 340,656,007.80 and 81,607,269.20 is: 122,410,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,104,005.20 : 340,656,007.80 = 81,607,269.20 : x
  2. Step 2: Convert to fraction form
    227,104,005.20/340,656,007.80 = 81,607,269.20/x
  3. Step 3: Cross multiply
    227,104,005.20x = 340,656,007.80 × 81,607,269.20
  4. Step 4: Simplify right side
    227,104,005.20x = 27,800,006,533,131,900
  5. Step 5: Solve for x
    x = 27,800,006,533,131,900/227,104,005.20
  6. Step 6: Final answer
    x = 122,410,903.80

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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.