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Finding the Fourth Proportional to 569,957,555.57, 855,489,177.45 and 275,060,207.16

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Solution

The fourth proportional to 569,957,555.57, 855,489,177.45 and 275,060,207.16 is: 412,857,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,957,555.57 : 855,489,177.45 = 275,060,207.16 : x
  2. Step 2: Convert to fraction form
    569,957,555.57/855,489,177.45 = 275,060,207.16/x
  3. Step 3: Cross multiply
    569,957,555.57x = 855,489,177.45 × 275,060,207.16
  4. Step 4: Simplify right side
    569,957,555.57x = 235,311,030,372,535,040
  5. Step 5: Solve for x
    x = 235,311,030,372,535,040/569,957,555.57
  6. Step 6: Final answer
    x = 412,857,112.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.