Home / 108,856,372.50-163,284,558.75-45,030,964.50

Finding the Fourth Proportional to 108,856,372.50, 163,284,558.75 and 45,030,964.50

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Solution

The fourth proportional to 108,856,372.50, 163,284,558.75 and 45,030,964.50 is: 67,546,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,856,372.50 : 163,284,558.75 = 45,030,964.50 : x
  2. Step 2: Convert to fraction form
    108,856,372.50/163,284,558.75 = 45,030,964.50/x
  3. Step 3: Cross multiply
    108,856,372.50x = 163,284,558.75 × 45,030,964.50
  4. Step 4: Simplify right side
    108,856,372.50x = 7,352,861,168,469,414
  5. Step 5: Solve for x
    x = 7,352,861,168,469,414/108,856,372.50
  6. Step 6: Final answer
    x = 67,546,446.75

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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.