Home / 145,162,505.40-217,491,815.70-94,018,198.20

Finding the Fourth Proportional to 145,162,505.40, 217,491,815.70 and 94,018,198.20

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Solution

The fourth proportional to 145,162,505.40, 217,491,815.70 and 94,018,198.20 is: 140,864,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,162,505.40 : 217,491,815.70 = 94,018,198.20 : x
  2. Step 2: Convert to fraction form
    145,162,505.40/217,491,815.70 = 94,018,198.20/x
  3. Step 3: Cross multiply
    145,162,505.40x = 217,491,815.70 × 94,018,198.20
  4. Step 4: Simplify right side
    145,162,505.40x = 20,448,188,635,360,472
  5. Step 5: Solve for x
    x = 20,448,188,635,360,472/145,162,505.40
  6. Step 6: Final answer
    x = 140,864,120.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.