Home / 2,620,993,896.48-3,932,042,999.28-850,226,349.66

Finding the Fourth Proportional to 2,620,993,896.48, 3,932,042,999.28 and 850,226,349.66

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Solution

The fourth proportional to 2,620,993,896.48, 3,932,042,999.28 and 850,226,349.66 is: 1,275,518,638.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,993,896.48 : 3,932,042,999.28 = 850,226,349.66 : x
  2. Step 2: Convert to fraction form
    2,620,993,896.48/3,932,042,999.28 = 850,226,349.66/x
  3. Step 3: Cross multiply
    2,620,993,896.48x = 3,932,042,999.28 × 850,226,349.66
  4. Step 4: Simplify right side
    2,620,993,896.48x = 3,343,126,565,983,992,320
  5. Step 5: Solve for x
    x = 3,343,126,565,983,992,320/2,620,993,896.48
  6. Step 6: Final answer
    x = 1,275,518,638.36

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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.