Home / 296,713,500.78-409,489,143.73-164,597,093.22

Finding the Fourth Proportional to 296,713,500.78, 409,489,143.73 and 164,597,093.22

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Solution

The fourth proportional to 296,713,500.78, 409,489,143.73 and 164,597,093.22 is: 227,157,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,713,500.78 : 409,489,143.73 = 164,597,093.22 : x
  2. Step 2: Convert to fraction form
    296,713,500.78/409,489,143.73 = 164,597,093.22/x
  3. Step 3: Cross multiply
    296,713,500.78x = 409,489,143.73 × 164,597,093.22
  4. Step 4: Simplify right side
    296,713,500.78x = 67,400,722,763,104,792
  5. Step 5: Solve for x
    x = 67,400,722,763,104,792/296,713,500.78
  6. Step 6: Final answer
    x = 227,157,586.65

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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.