Home / 541,027,793,348.95-746,632,934,997.90-318,314,179,282.47

Finding the Fourth Proportional to 541,027,793,348.95, 746,632,934,997.90 and 318,314,179,282.47

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Solution

The fourth proportional to 541,027,793,348.95, 746,632,934,997.90 and 318,314,179,282.47 is: 439,282,145,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,027,793,348.95 : 746,632,934,997.90 = 318,314,179,282.47 : x
  2. Step 2: Convert to fraction form
    541,027,793,348.95/746,632,934,997.90 = 318,314,179,282.47/x
  3. Step 3: Cross multiply
    541,027,793,348.95x = 746,632,934,997.90 × 318,314,179,282.47
  4. Step 4: Simplify right side
    541,027,793,348.95x = 237,663,849,929,118,289,231,872
  5. Step 5: Solve for x
    x = 237,663,849,929,118,289,231,872/541,027,793,348.95
  6. Step 6: Final answer
    x = 439,282,145,669.42

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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.