Home / 380,105,966-524,546,233.26-206,265,710

Finding the Fourth Proportional to 380,105,966, 524,546,233.26 and 206,265,710

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Solution

The fourth proportional to 380,105,966, 524,546,233.26 and 206,265,710 is: 284,646,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,966 : 524,546,233.26 = 206,265,710 : x
  2. Step 2: Convert to fraction form
    380,105,966/524,546,233.26 = 206,265,710/x
  3. Step 3: Cross multiply
    380,105,966x = 524,546,233.26 × 206,265,710
  4. Step 4: Simplify right side
    380,105,966x = 108,195,901,231,199,520
  5. Step 5: Solve for x
    x = 108,195,901,231,199,520/380,105,966
  6. Step 6: Final answer
    x = 284,646,679.90

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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.