Home / 229,243,789.13-343,219,945.86-205,998,559.79

Finding the Fourth Proportional to 229,243,789.13, 343,219,945.86 and 205,998,559.79

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Solution

The fourth proportional to 229,243,789.13, 343,219,945.86 and 205,998,559.79 is: 308,417,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,243,789.13 : 343,219,945.86 = 205,998,559.79 : x
  2. Step 2: Convert to fraction form
    229,243,789.13/343,219,945.86 = 205,998,559.79/x
  3. Step 3: Cross multiply
    229,243,789.13x = 343,219,945.86 × 205,998,559.79
  4. Step 4: Simplify right side
    229,243,789.13x = 70,702,814,538,361,776
  5. Step 5: Solve for x
    x = 70,702,814,538,361,776/229,243,789.13
  6. Step 6: Final answer
    x = 308,417,579.41

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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.