Home / 171,287,772.57-236,370,791.03-92,969,659.89

Finding the Fourth Proportional to 171,287,772.57, 236,370,791.03 and 92,969,659.89

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Solution

The fourth proportional to 171,287,772.57, 236,370,791.03 and 92,969,659.89 is: 128,294,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,287,772.57 : 236,370,791.03 = 92,969,659.89 : x
  2. Step 2: Convert to fraction form
    171,287,772.57/236,370,791.03 = 92,969,659.89/x
  3. Step 3: Cross multiply
    171,287,772.57x = 236,370,791.03 × 92,969,659.89
  4. Step 4: Simplify right side
    171,287,772.57x = 21,975,312,049,989,364
  5. Step 5: Solve for x
    x = 21,975,312,049,989,364/171,287,772.57
  6. Step 6: Final answer
    x = 128,294,692.14

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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.