Home / 303,845,179.05-419,306,758.25-164,615,936.72

Finding the Fourth Proportional to 303,845,179.05, 419,306,758.25 and 164,615,936.72

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Solution

The fourth proportional to 303,845,179.05, 419,306,758.25 and 164,615,936.72 is: 227,170,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,845,179.05 : 419,306,758.25 = 164,615,936.72 : x
  2. Step 2: Convert to fraction form
    303,845,179.05/419,306,758.25 = 164,615,936.72/x
  3. Step 3: Cross multiply
    303,845,179.05x = 419,306,758.25 × 164,615,936.72
  4. Step 4: Simplify right side
    303,845,179.05x = 69,024,574,779,430,728
  5. Step 5: Solve for x
    x = 69,024,574,779,430,728/303,845,179.05
  6. Step 6: Final answer
    x = 227,170,215.42

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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.