Home / 417,197,579.41-625,320,325.80-168,043,367.01

Finding the Fourth Proportional to 417,197,579.41, 625,320,325.80 and 168,043,367.01

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Solution

The fourth proportional to 417,197,579.41, 625,320,325.80 and 168,043,367.01 is: 251,873,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,197,579.41 : 625,320,325.80 = 168,043,367.01 : x
  2. Step 2: Convert to fraction form
    417,197,579.41/625,320,325.80 = 168,043,367.01/x
  3. Step 3: Cross multiply
    417,197,579.41x = 625,320,325.80 × 168,043,367.01
  4. Step 4: Simplify right side
    417,197,579.41x = 105,080,933,007,222,160
  5. Step 5: Solve for x
    x = 105,080,933,007,222,160/417,197,579.41
  6. Step 6: Final answer
    x = 251,873,304.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.