Home / 168,035,322.92-231,883,016.40-92,684,636.36

Finding the Fourth Proportional to 168,035,322.92, 231,883,016.40 and 92,684,636.36

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Solution

The fourth proportional to 168,035,322.92, 231,883,016.40 and 92,684,636.36 is: 127,901,638.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,035,322.92 : 231,883,016.40 = 92,684,636.36 : x
  2. Step 2: Convert to fraction form
    168,035,322.92/231,883,016.40 = 92,684,636.36/x
  3. Step 3: Cross multiply
    168,035,322.92x = 231,883,016.40 × 92,684,636.36
  4. Step 4: Simplify right side
    168,035,322.92x = 21,491,993,053,093,916
  5. Step 5: Solve for x
    x = 21,491,993,053,093,916/168,035,322.92
  6. Step 6: Final answer
    x = 127,901,638.06

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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.