Home / 940,676,260.94-1,410,923,215.83-285,633,045.16

Finding the Fourth Proportional to 940,676,260.94, 1,410,923,215.83 and 285,633,045.16

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Solution

The fourth proportional to 940,676,260.94, 1,410,923,215.83 and 285,633,045.16 is: 428,421,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,676,260.94 : 1,410,923,215.83 = 285,633,045.16 : x
  2. Step 2: Convert to fraction form
    940,676,260.94/1,410,923,215.83 = 285,633,045.16/x
  3. Step 3: Cross multiply
    940,676,260.94x = 1,410,923,215.83 × 285,633,045.16
  4. Step 4: Simplify right side
    940,676,260.94x = 403,006,294,622,020,992
  5. Step 5: Solve for x
    x = 403,006,294,622,020,992/940,676,260.94
  6. Step 6: Final answer
    x = 428,421,882.59

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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.