Home / 250,376,623-345,120,660.42-197,366,952.42

Finding the Fourth Proportional to 250,376,623, 345,120,660.42 and 197,366,952.42

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Solution

The fourth proportional to 250,376,623, 345,120,660.42 and 197,366,952.42 is: 272,051,807.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,376,623 : 345,120,660.42 = 197,366,952.42 : x
  2. Step 2: Convert to fraction form
    250,376,623/345,120,660.42 = 197,366,952.42/x
  3. Step 3: Cross multiply
    250,376,623x = 345,120,660.42 × 197,366,952.42
  4. Step 4: Simplify right side
    250,376,623x = 68,115,412,964,273,112
  5. Step 5: Solve for x
    x = 68,115,412,964,273,112/250,376,623
  6. Step 6: Final answer
    x = 272,051,807.98

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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.