Home / 541,367,111.70-747,067,284.27-306,412,727.64

Finding the Fourth Proportional to 541,367,111.70, 747,067,284.27 and 306,412,727.64

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Solution

The fourth proportional to 541,367,111.70, 747,067,284.27 and 306,412,727.64 is: 422,838,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,367,111.70 : 747,067,284.27 = 306,412,727.64 : x
  2. Step 2: Convert to fraction form
    541,367,111.70/747,067,284.27 = 306,412,727.64/x
  3. Step 3: Cross multiply
    541,367,111.70x = 747,067,284.27 × 306,412,727.64
  4. Step 4: Simplify right side
    541,367,111.70x = 228,910,924,303,777,952
  5. Step 5: Solve for x
    x = 228,910,924,303,777,952/541,367,111.70
  6. Step 6: Final answer
    x = 422,838,623.47

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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.