Home / 170,756,456.89-235,643,989.82-92,440,010.28

Finding the Fourth Proportional to 170,756,456.89, 235,643,989.82 and 92,440,010.28

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Solution

The fourth proportional to 170,756,456.89, 235,643,989.82 and 92,440,010.28 is: 127,567,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,756,456.89 : 235,643,989.82 = 92,440,010.28 : x
  2. Step 2: Convert to fraction form
    170,756,456.89/235,643,989.82 = 92,440,010.28/x
  3. Step 3: Cross multiply
    170,756,456.89x = 235,643,989.82 × 92,440,010.28
  4. Step 4: Simplify right side
    170,756,456.89x = 21,782,932,841,381,016
  5. Step 5: Solve for x
    x = 21,782,932,841,381,016/170,756,456.89
  6. Step 6: Final answer
    x = 127,567,257.12

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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.