Home / 68,482,917.11-94,503,892.78-37,120,292.72

Finding the Fourth Proportional to 68,482,917.11, 94,503,892.78 and 37,120,292.72

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Solution

The fourth proportional to 68,482,917.11, 94,503,892.78 and 37,120,292.72 is: 51,224,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,482,917.11 : 94,503,892.78 = 37,120,292.72 : x
  2. Step 2: Convert to fraction form
    68,482,917.11/94,503,892.78 = 37,120,292.72/x
  3. Step 3: Cross multiply
    68,482,917.11x = 94,503,892.78 × 37,120,292.72
  4. Step 4: Simplify right side
    68,482,917.11x = 3,508,012,163,173,094.50
  5. Step 5: Solve for x
    x = 3,508,012,163,173,094.50/68,482,917.11
  6. Step 6: Final answer
    x = 51,224,631.06

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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.