Home / 296,713,496.78-409,489,138.21-164,597,089.22

Finding the Fourth Proportional to 296,713,496.78, 409,489,138.21 and 164,597,089.22

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Solution

The fourth proportional to 296,713,496.78, 409,489,138.21 and 164,597,089.22 is: 227,157,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,713,496.78 : 409,489,138.21 = 164,597,089.22 : x
  2. Step 2: Convert to fraction form
    296,713,496.78/409,489,138.21 = 164,597,089.22/x
  3. Step 3: Cross multiply
    296,713,496.78x = 409,489,138.21 × 164,597,089.22
  4. Step 4: Simplify right side
    296,713,496.78x = 67,400,720,214,524,832
  5. Step 5: Solve for x
    x = 67,400,720,214,524,832/296,713,496.78
  6. Step 6: Final answer
    x = 227,157,581.12

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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.