Home / 170,878,425.80-235,813,359.78-92,561,979.24

Finding the Fourth Proportional to 170,878,425.80, 235,813,359.78 and 92,561,979.24

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Solution

The fourth proportional to 170,878,425.80, 235,813,359.78 and 92,561,979.24 is: 127,736,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,425.80 : 235,813,359.78 = 92,561,979.24 : x
  2. Step 2: Convert to fraction form
    170,878,425.80/235,813,359.78 = 92,561,979.24/x
  3. Step 3: Cross multiply
    170,878,425.80x = 235,813,359.78 × 92,561,979.24
  4. Step 4: Simplify right side
    170,878,425.80x = 21,827,351,312,471,008
  5. Step 5: Solve for x
    x = 21,827,351,312,471,008/170,878,425.80
  6. Step 6: Final answer
    x = 127,736,144.64

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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.