Home / 170,878,422.90-235,813,355.82-92,561,976.36

Finding the Fourth Proportional to 170,878,422.90, 235,813,355.82 and 92,561,976.36

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Solution

The fourth proportional to 170,878,422.90, 235,813,355.82 and 92,561,976.36 is: 127,736,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,422.90 : 235,813,355.82 = 92,561,976.36 : x
  2. Step 2: Convert to fraction form
    170,878,422.90/235,813,355.82 = 92,561,976.36/x
  3. Step 3: Cross multiply
    170,878,422.90x = 235,813,355.82 × 92,561,976.36
  4. Step 4: Simplify right side
    170,878,422.90x = 21,827,350,266,783,108
  5. Step 5: Solve for x
    x = 21,827,350,266,783,108/170,878,422.90
  6. Step 6: Final answer
    x = 127,736,140.68

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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.