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Finding the Fourth Proportional to 266,059,502.54, 364,495,456.96 and 256,111,965.01

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Solution

The fourth proportional to 266,059,502.54, 364,495,456.96 and 256,111,965.01 is: 350,867,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,059,502.54 : 364,495,456.96 = 256,111,965.01 : x
  2. Step 2: Convert to fraction form
    266,059,502.54/364,495,456.96 = 256,111,965.01/x
  3. Step 3: Cross multiply
    266,059,502.54x = 364,495,456.96 × 256,111,965.01
  4. Step 4: Simplify right side
    266,059,502.54x = 93,351,647,720,498,160
  5. Step 5: Solve for x
    x = 93,351,647,720,498,160/266,059,502.54
  6. Step 6: Final answer
    x = 350,867,557.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.