Home / 269,461,974.34-371,766,187.22-219,816,527.59

Finding the Fourth Proportional to 269,461,974.34, 371,766,187.22 and 219,816,527.59

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Solution

The fourth proportional to 269,461,974.34, 371,766,187.22 and 219,816,527.59 is: 303,272,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,461,974.34 : 371,766,187.22 = 219,816,527.59 : x
  2. Step 2: Convert to fraction form
    269,461,974.34/371,766,187.22 = 219,816,527.59/x
  3. Step 3: Cross multiply
    269,461,974.34x = 371,766,187.22 × 219,816,527.59
  4. Step 4: Simplify right side
    269,461,974.34x = 81,720,352,349,439,856
  5. Step 5: Solve for x
    x = 81,720,352,349,439,856/269,461,974.34
  6. Step 6: Final answer
    x = 303,272,298.62

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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.