Home / 529,120,233.09-730,226,767.55-317,434,991.85

Finding the Fourth Proportional to 529,120,233.09, 730,226,767.55 and 317,434,991.85

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Solution

The fourth proportional to 529,120,233.09, 730,226,767.55 and 317,434,991.85 is: 438,084,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,120,233.09 : 730,226,767.55 = 317,434,991.85 : x
  2. Step 2: Convert to fraction form
    529,120,233.09/730,226,767.55 = 317,434,991.85/x
  3. Step 3: Cross multiply
    529,120,233.09x = 730,226,767.55 × 317,434,991.85
  4. Step 4: Simplify right side
    529,120,233.09x = 231,799,528,004,298,912
  5. Step 5: Solve for x
    x = 231,799,528,004,298,912/529,120,233.09
  6. Step 6: Final answer
    x = 438,084,793.41

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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.