Home / 501,222,998.56-751,870,734-209,797,025.44

Finding the Fourth Proportional to 501,222,998.56, 751,870,734 and 209,797,025.44

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Solution

The fourth proportional to 501,222,998.56, 751,870,734 and 209,797,025.44 is: 314,710,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,222,998.56 : 751,870,734 = 209,797,025.44 : x
  2. Step 2: Convert to fraction form
    501,222,998.56/751,870,734 = 209,797,025.44/x
  3. Step 3: Cross multiply
    501,222,998.56x = 751,870,734 × 209,797,025.44
  4. Step 4: Simplify right side
    501,222,998.56x = 157,740,243,508,589,472
  5. Step 5: Solve for x
    x = 157,740,243,508,589,472/501,222,998.56
  6. Step 6: Final answer
    x = 314,710,705.54

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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.