Home / 68,780,589.14-94,917,209.82-37,840,094.12

Finding the Fourth Proportional to 68,780,589.14, 94,917,209.82 and 37,840,094.12

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Solution

The fourth proportional to 68,780,589.14, 94,917,209.82 and 37,840,094.12 is: 52,219,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,780,589.14 : 94,917,209.82 = 37,840,094.12 : x
  2. Step 2: Convert to fraction form
    68,780,589.14/94,917,209.82 = 37,840,094.12/x
  3. Step 3: Cross multiply
    68,780,589.14x = 94,917,209.82 × 37,840,094.12
  4. Step 4: Simplify right side
    68,780,589.14x = 3,591,676,153,196,587.50
  5. Step 5: Solve for x
    x = 3,591,676,153,196,587.50/68,780,589.14
  6. Step 6: Final answer
    x = 52,219,328.13

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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.