Home / 227,084,145.10-313,376,246.38-122,662,217.36

Finding the Fourth Proportional to 227,084,145.10, 313,376,246.38 and 122,662,217.36

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Solution

The fourth proportional to 227,084,145.10, 313,376,246.38 and 122,662,217.36 is: 169,273,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,145.10 : 313,376,246.38 = 122,662,217.36 : x
  2. Step 2: Convert to fraction form
    227,084,145.10/313,376,246.38 = 122,662,217.36/x
  3. Step 3: Cross multiply
    227,084,145.10x = 313,376,246.38 × 122,662,217.36
  4. Step 4: Simplify right side
    227,084,145.10x = 38,439,425,249,861,240
  5. Step 5: Solve for x
    x = 38,439,425,249,861,240/227,084,145.10
  6. Step 6: Final answer
    x = 169,273,928.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.