Home / 415,083,693.30-572,816,651.26-226,914,260.96

Finding the Fourth Proportional to 415,083,693.30, 572,816,651.26 and 226,914,260.96

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Solution

The fourth proportional to 415,083,693.30, 572,816,651.26 and 226,914,260.96 is: 313,142,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,083,693.30 : 572,816,651.26 = 226,914,260.96 : x
  2. Step 2: Convert to fraction form
    415,083,693.30/572,816,651.26 = 226,914,260.96/x
  3. Step 3: Cross multiply
    415,083,693.30x = 572,816,651.26 × 226,914,260.96
  4. Step 4: Simplify right side
    415,083,693.30x = 129,980,267,085,392,784
  5. Step 5: Solve for x
    x = 129,980,267,085,392,784/415,083,693.30
  6. Step 6: Final answer
    x = 313,142,311.25

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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.