Home / 940,676,354.06-1,410,923,354.85-285,633,137.97

Finding the Fourth Proportional to 940,676,354.06, 1,410,923,354.85 and 285,633,137.97

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Solution

The fourth proportional to 940,676,354.06, 1,410,923,354.85 and 285,633,137.97 is: 428,422,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,676,354.06 : 1,410,923,354.85 = 285,633,137.97 : x
  2. Step 2: Convert to fraction form
    940,676,354.06/1,410,923,354.85 = 285,633,137.97/x
  3. Step 3: Cross multiply
    940,676,354.06x = 1,410,923,354.85 × 285,633,137.97
  4. Step 4: Simplify right side
    940,676,354.06x = 403,006,465,280,965,312
  5. Step 5: Solve for x
    x = 403,006,465,280,965,312/940,676,354.06
  6. Step 6: Final answer
    x = 428,422,021.61

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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.