Home / 170,820,758.72-235,732,874.64-92,504,447.36

Finding the Fourth Proportional to 170,820,758.72, 235,732,874.64 and 92,504,447.36

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Solution

The fourth proportional to 170,820,758.72, 235,732,874.64 and 92,504,447.36 is: 127,656,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,820,758.72 : 235,732,874.64 = 92,504,447.36 : x
  2. Step 2: Convert to fraction form
    170,820,758.72/235,732,874.64 = 92,504,447.36/x
  3. Step 3: Cross multiply
    170,820,758.72x = 235,732,874.64 × 92,504,447.36
  4. Step 4: Simplify right side
    170,820,758.72x = 21,806,339,293,157,356
  5. Step 5: Solve for x
    x = 21,806,339,293,157,356/170,820,758.72
  6. Step 6: Final answer
    x = 127,656,260.61

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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.