Home / 756,499,274.44-1,043,994,958.50-438,935,540.44

Finding the Fourth Proportional to 756,499,274.44, 1,043,994,958.50 and 438,935,540.44

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Solution

The fourth proportional to 756,499,274.44, 1,043,994,958.50 and 438,935,540.44 is: 605,746,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,499,274.44 : 1,043,994,958.50 = 438,935,540.44 : x
  2. Step 2: Convert to fraction form
    756,499,274.44/1,043,994,958.50 = 438,935,540.44/x
  3. Step 3: Cross multiply
    756,499,274.44x = 1,043,994,958.50 × 438,935,540.44
  4. Step 4: Simplify right side
    756,499,274.44x = 458,246,491,325,832,896
  5. Step 5: Solve for x
    x = 458,246,491,325,832,896/756,499,274.44
  6. Step 6: Final answer
    x = 605,746,108.17

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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.