Home / 68,103,529.64-93,984,856.27-37,165,691.78

Finding the Fourth Proportional to 68,103,529.64, 93,984,856.27 and 37,165,691.78

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Solution

The fourth proportional to 68,103,529.64, 93,984,856.27 and 37,165,691.78 is: 51,289,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,103,529.64 : 93,984,856.27 = 37,165,691.78 : x
  2. Step 2: Convert to fraction form
    68,103,529.64/93,984,856.27 = 37,165,691.78/x
  3. Step 3: Cross multiply
    68,103,529.64x = 93,984,856.27 × 37,165,691.78
  4. Step 4: Simplify right side
    68,103,529.64x = 3,493,012,199,555,581.50
  5. Step 5: Solve for x
    x = 3,493,012,199,555,581.50/68,103,529.64
  6. Step 6: Final answer
    x = 51,289,738.11

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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.