Home / 171,013,215.30-235,991,914.65-92,695,087.32

Finding the Fourth Proportional to 171,013,215.30, 235,991,914.65 and 92,695,087.32

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Solution

The fourth proportional to 171,013,215.30, 235,991,914.65 and 92,695,087.32 is: 127,915,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,013,215.30 : 235,991,914.65 = 92,695,087.32 : x
  2. Step 2: Convert to fraction form
    171,013,215.30/235,991,914.65 = 92,695,087.32/x
  3. Step 3: Cross multiply
    171,013,215.30x = 235,991,914.65 × 92,695,087.32
  4. Step 4: Simplify right side
    171,013,215.30x = 21,875,291,135,295,736
  5. Step 5: Solve for x
    x = 21,875,291,135,295,736/171,013,215.30
  6. Step 6: Final answer
    x = 127,915,793.51

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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.