Home / 272,565,531.70-408,848,297.55-163,726,414.90

Finding the Fourth Proportional to 272,565,531.70, 408,848,297.55 and 163,726,414.90

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Solution

The fourth proportional to 272,565,531.70, 408,848,297.55 and 163,726,414.90 is: 245,589,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,565,531.70 : 408,848,297.55 = 163,726,414.90 : x
  2. Step 2: Convert to fraction form
    272,565,531.70/408,848,297.55 = 163,726,414.90/x
  3. Step 3: Cross multiply
    272,565,531.70x = 408,848,297.55 × 163,726,414.90
  4. Step 4: Simplify right side
    272,565,531.70x = 66,939,265,995,829,960
  5. Step 5: Solve for x
    x = 66,939,265,995,829,960/272,565,531.70
  6. Step 6: Final answer
    x = 245,589,622.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.