Home / 163,368,216.90-225,448,186.23-89,028,797.88

Finding the Fourth Proportional to 163,368,216.90, 225,448,186.23 and 89,028,797.88

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Solution

The fourth proportional to 163,368,216.90, 225,448,186.23 and 89,028,797.88 is: 122,859,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,368,216.90 : 225,448,186.23 = 89,028,797.88 : x
  2. Step 2: Convert to fraction form
    163,368,216.90/225,448,186.23 = 89,028,797.88/x
  3. Step 3: Cross multiply
    163,368,216.90x = 225,448,186.23 × 89,028,797.88
  4. Step 4: Simplify right side
    163,368,216.90x = 20,071,381,004,283,268
  5. Step 5: Solve for x
    x = 20,071,381,004,283,268/163,368,216.90
  6. Step 6: Final answer
    x = 122,859,766.64

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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.