Home / 68,922,706.78-95,115,328.41-37,984,869.10

Finding the Fourth Proportional to 68,922,706.78, 95,115,328.41 and 37,984,869.10

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Solution

The fourth proportional to 68,922,706.78, 95,115,328.41 and 37,984,869.10 is: 52,420,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,922,706.78 : 95,115,328.41 = 37,984,869.10 : x
  2. Step 2: Convert to fraction form
    68,922,706.78/95,115,328.41 = 37,984,869.10/x
  3. Step 3: Cross multiply
    68,922,706.78x = 95,115,328.41 × 37,984,869.10
  4. Step 4: Simplify right side
    68,922,706.78x = 3,612,943,299,057,361
  5. Step 5: Solve for x
    x = 3,612,943,299,057,361/68,922,706.78
  6. Step 6: Final answer
    x = 52,420,217.78

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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.