Home / 449,111,828.57-619,774,286.70-250,873,321.55

Finding the Fourth Proportional to 449,111,828.57, 619,774,286.70 and 250,873,321.55

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Solution

The fourth proportional to 449,111,828.57, 619,774,286.70 and 250,873,321.55 is: 346,205,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,111,828.57 : 619,774,286.70 = 250,873,321.55 : x
  2. Step 2: Convert to fraction form
    449,111,828.57/619,774,286.70 = 250,873,321.55/x
  3. Step 3: Cross multiply
    449,111,828.57x = 619,774,286.70 × 250,873,321.55
  4. Step 4: Simplify right side
    449,111,828.57x = 155,484,833,915,711,008
  5. Step 5: Solve for x
    x = 155,484,833,915,711,008/449,111,828.57
  6. Step 6: Final answer
    x = 346,205,163.22

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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.