Home / 170,878,425.03-235,813,358.75-92,561,978.49

Finding the Fourth Proportional to 170,878,425.03, 235,813,358.75 and 92,561,978.49

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Solution

The fourth proportional to 170,878,425.03, 235,813,358.75 and 92,561,978.49 is: 127,736,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,425.03 : 235,813,358.75 = 92,561,978.49 : x
  2. Step 2: Convert to fraction form
    170,878,425.03/235,813,358.75 = 92,561,978.49/x
  3. Step 3: Cross multiply
    170,878,425.03x = 235,813,358.75 × 92,561,978.49
  4. Step 4: Simplify right side
    170,878,425.03x = 21,827,351,039,809,344
  5. Step 5: Solve for x
    x = 21,827,351,039,809,344/170,878,425.03
  6. Step 6: Final answer
    x = 127,736,143.61

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1.5x scale

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.