Home / 219,846,344.40-329,769,516.60-112,126,971.60

Finding the Fourth Proportional to 219,846,344.40, 329,769,516.60 and 112,126,971.60

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Solution

The fourth proportional to 219,846,344.40, 329,769,516.60 and 112,126,971.60 is: 168,190,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,846,344.40 : 329,769,516.60 = 112,126,971.60 : x
  2. Step 2: Convert to fraction form
    219,846,344.40/329,769,516.60 = 112,126,971.60/x
  3. Step 3: Cross multiply
    219,846,344.40x = 329,769,516.60 × 112,126,971.60
  4. Step 4: Simplify right side
    219,846,344.40x = 36,976,057,222,353,928
  5. Step 5: Solve for x
    x = 36,976,057,222,353,928/219,846,344.40
  6. Step 6: Final answer
    x = 168,190,457.40

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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.