Home / 170,878,425.49-235,813,359.41-92,561,978.98

Finding the Fourth Proportional to 170,878,425.49, 235,813,359.41 and 92,561,978.98

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Solution

The fourth proportional to 170,878,425.49, 235,813,359.41 and 92,561,978.98 is: 127,736,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,425.49 : 235,813,359.41 = 92,561,978.98 : x
  2. Step 2: Convert to fraction form
    170,878,425.49/235,813,359.41 = 92,561,978.98/x
  3. Step 3: Cross multiply
    170,878,425.49x = 235,813,359.41 × 92,561,978.98
  4. Step 4: Simplify right side
    170,878,425.49x = 21,827,351,217,090,668
  5. Step 5: Solve for x
    x = 21,827,351,217,090,668/170,878,425.49
  6. Step 6: Final answer
    x = 127,736,144.30

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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.