Home / 325,574,910-449,293,272.48-178,906,641.84

Finding the Fourth Proportional to 325,574,910, 449,293,272.48 and 178,906,641.84

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Solution

The fourth proportional to 325,574,910, 449,293,272.48 and 178,906,641.84 is: 246,891,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,574,910 : 449,293,272.48 = 178,906,641.84 : x
  2. Step 2: Convert to fraction form
    325,574,910/449,293,272.48 = 178,906,641.84/x
  3. Step 3: Cross multiply
    325,574,910x = 449,293,272.48 × 178,906,641.84
  4. Step 4: Simplify right side
    325,574,910x = 80,381,550,580,700,896
  5. Step 5: Solve for x
    x = 80,381,550,580,700,896/325,574,910
  6. Step 6: Final answer
    x = 246,891,108.96

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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.