Home / 170,265,162.65-234,965,923.47-91,948,710.87

Finding the Fourth Proportional to 170,265,162.65, 234,965,923.47 and 91,948,710.87

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Solution

The fourth proportional to 170,265,162.65, 234,965,923.47 and 91,948,710.87 is: 126,889,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,265,162.65 : 234,965,923.47 = 91,948,710.87 : x
  2. Step 2: Convert to fraction form
    170,265,162.65/234,965,923.47 = 91,948,710.87/x
  3. Step 3: Cross multiply
    170,265,162.65x = 234,965,923.47 × 91,948,710.87
  4. Step 4: Simplify right side
    170,265,162.65x = 21,604,813,761,445,580
  5. Step 5: Solve for x
    x = 21,604,813,761,445,580/170,265,162.65
  6. Step 6: Final answer
    x = 126,889,220.47

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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.