Home / 170,937,538.05-235,894,010.97-92,621,029.78

Finding the Fourth Proportional to 170,937,538.05, 235,894,010.97 and 92,621,029.78

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Solution

The fourth proportional to 170,937,538.05, 235,894,010.97 and 92,621,029.78 is: 127,817,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,937,538.05 : 235,894,010.97 = 92,621,029.78 : x
  2. Step 2: Convert to fraction form
    170,937,538.05/235,894,010.97 = 92,621,029.78/x
  3. Step 3: Cross multiply
    170,937,538.05x = 235,894,010.97 × 92,621,029.78
  4. Step 4: Simplify right side
    170,937,538.05x = 21,848,746,214,976,016
  5. Step 5: Solve for x
    x = 21,848,746,214,976,016/170,937,538.05
  6. Step 6: Final answer
    x = 127,817,134.05

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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.