Home / 227,138,800.80-340,260,303.60-135,991,639.20

Finding the Fourth Proportional to 227,138,800.80, 340,260,303.60 and 135,991,639.20

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Solution

The fourth proportional to 227,138,800.80, 340,260,303.60 and 135,991,639.20 is: 203,719,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,138,800.80 : 340,260,303.60 = 135,991,639.20 : x
  2. Step 2: Convert to fraction form
    227,138,800.80/340,260,303.60 = 135,991,639.20/x
  3. Step 3: Cross multiply
    227,138,800.80x = 340,260,303.60 × 135,991,639.20
  4. Step 4: Simplify right side
    227,138,800.80x = 46,272,556,441,253,664
  5. Step 5: Solve for x
    x = 46,272,556,441,253,664/227,138,800.80
  6. Step 6: Final answer
    x = 203,719,295.33

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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.