Home / 404,887,916.75-558,745,188.95-219,248,932.44

Finding the Fourth Proportional to 404,887,916.75, 558,745,188.95 and 219,248,932.44

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Solution

The fourth proportional to 404,887,916.75, 558,745,188.95 and 219,248,932.44 is: 302,563,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,887,916.75 : 558,745,188.95 = 219,248,932.44 : x
  2. Step 2: Convert to fraction form
    404,887,916.75/558,745,188.95 = 219,248,932.44/x
  3. Step 3: Cross multiply
    404,887,916.75x = 558,745,188.95 × 219,248,932.44
  4. Step 4: Simplify right side
    404,887,916.75x = 122,504,286,182,776,848
  5. Step 5: Solve for x
    x = 122,504,286,182,776,848/404,887,916.75
  6. Step 6: Final answer
    x = 302,563,453.03

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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.