Home / 171,287,965.08-236,377,631.09-92,971,536.39

Finding the Fourth Proportional to 171,287,965.08, 236,377,631.09 and 92,971,536.39

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Solution

The fourth proportional to 171,287,965.08, 236,377,631.09 and 92,971,536.39 is: 128,300,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,287,965.08 : 236,377,631.09 = 92,971,536.39 : x
  2. Step 2: Convert to fraction form
    171,287,965.08/236,377,631.09 = 92,971,536.39/x
  3. Step 3: Cross multiply
    171,287,965.08x = 236,377,631.09 × 92,971,536.39
  4. Step 4: Simplify right side
    171,287,965.08x = 21,976,391,530,898,360
  5. Step 5: Solve for x
    x = 21,976,391,530,898,360/171,287,965.08
  6. Step 6: Final answer
    x = 128,300,850.10

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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.