Home / 303,429,789.37-418,733,109.89-164,200,551.09

Finding the Fourth Proportional to 303,429,789.37, 418,733,109.89 and 164,200,551.09

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Solution

The fourth proportional to 303,429,789.37, 418,733,109.89 and 164,200,551.09 is: 226,596,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,789.37 : 418,733,109.89 = 164,200,551.09 : x
  2. Step 2: Convert to fraction form
    303,429,789.37/418,733,109.89 = 164,200,551.09/x
  3. Step 3: Cross multiply
    303,429,789.37x = 418,733,109.89 × 164,200,551.09
  4. Step 4: Simplify right side
    303,429,789.37x = 68,756,207,403,567,528
  5. Step 5: Solve for x
    x = 68,756,207,403,567,528/303,429,789.37
  6. Step 6: Final answer
    x = 226,596,760.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.