Home / 68,780,588.90-94,917,209.49-37,840,093.88

Finding the Fourth Proportional to 68,780,588.90, 94,917,209.49 and 37,840,093.88

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Solution

The fourth proportional to 68,780,588.90, 94,917,209.49 and 37,840,093.88 is: 52,219,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,780,588.90 : 94,917,209.49 = 37,840,093.88 : x
  2. Step 2: Convert to fraction form
    68,780,588.90/94,917,209.49 = 37,840,093.88/x
  3. Step 3: Cross multiply
    68,780,588.90x = 94,917,209.49 × 37,840,093.88
  4. Step 4: Simplify right side
    68,780,588.90x = 3,591,676,117,454,640.50
  5. Step 5: Solve for x
    x = 3,591,676,117,454,640.50/68,780,588.90
  6. Step 6: Final answer
    x = 52,219,327.80

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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.