Home / 510,274,948.77-764,790,593.33-264,496,083.39

Finding the Fourth Proportional to 510,274,948.77, 764,790,593.33 and 264,496,083.39

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Solution

The fourth proportional to 510,274,948.77, 764,790,593.33 and 264,496,083.39 is: 396,421,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,274,948.77 : 764,790,593.33 = 264,496,083.39 : x
  2. Step 2: Convert to fraction form
    510,274,948.77/764,790,593.33 = 264,496,083.39/x
  3. Step 3: Cross multiply
    510,274,948.77x = 764,790,593.33 × 264,496,083.39
  4. Step 4: Simplify right side
    510,274,948.77x = 202,284,116,549,960,480
  5. Step 5: Solve for x
    x = 202,284,116,549,960,480/510,274,948.77
  6. Step 6: Final answer
    x = 396,421,805.61

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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.