Home / 404,320,871.28-604,885,571.92-306,235,131.42

Finding the Fourth Proportional to 404,320,871.28, 604,885,571.92 and 306,235,131.42

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Solution

The fourth proportional to 404,320,871.28, 604,885,571.92 and 306,235,131.42 is: 458,144,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,320,871.28 : 604,885,571.92 = 306,235,131.42 : x
  2. Step 2: Convert to fraction form
    404,320,871.28/604,885,571.92 = 306,235,131.42/x
  3. Step 3: Cross multiply
    404,320,871.28x = 604,885,571.92 × 306,235,131.42
  4. Step 4: Simplify right side
    404,320,871.28x = 185,237,212,610,983,072
  5. Step 5: Solve for x
    x = 185,237,212,610,983,072/404,320,871.28
  6. Step 6: Final answer
    x = 458,144,077.56

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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.