Home / 274,977,981.94-379,479,593.34-157,526,012.02

Finding the Fourth Proportional to 274,977,981.94, 379,479,593.34 and 157,526,012.02

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Solution

The fourth proportional to 274,977,981.94, 379,479,593.34 and 157,526,012.02 is: 217,391,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,977,981.94 : 379,479,593.34 = 157,526,012.02 : x
  2. Step 2: Convert to fraction form
    274,977,981.94/379,479,593.34 = 157,526,012.02/x
  3. Step 3: Cross multiply
    274,977,981.94x = 379,479,593.34 × 157,526,012.02
  4. Step 4: Simplify right side
    274,977,981.94x = 59,777,906,981,821,552
  5. Step 5: Solve for x
    x = 59,777,906,981,821,552/274,977,981.94
  6. Step 6: Final answer
    x = 217,391,612.81

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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.