Home / 409,951,568.77-565,800,813-251,269,959.17

Finding the Fourth Proportional to 409,951,568.77, 565,800,813 and 251,269,959.17

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Solution

The fourth proportional to 409,951,568.77, 565,800,813 and 251,269,959.17 is: 346,794,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,951,568.77 : 565,800,813 = 251,269,959.17 : x
  2. Step 2: Convert to fraction form
    409,951,568.77/565,800,813 = 251,269,959.17/x
  3. Step 3: Cross multiply
    409,951,568.77x = 565,800,813 × 251,269,959.17
  4. Step 4: Simplify right side
    409,951,568.77x = 142,168,747,178,033,792
  5. Step 5: Solve for x
    x = 142,168,747,178,033,792/409,951,568.77
  6. Step 6: Final answer
    x = 346,794,006.92

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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.