Home / 217,142,508.36-325,713,555.18-55,584,185.16

Finding the Fourth Proportional to 217,142,508.36, 325,713,555.18 and 55,584,185.16

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Solution

The fourth proportional to 217,142,508.36, 325,713,555.18 and 55,584,185.16 is: 83,376,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,142,508.36 : 325,713,555.18 = 55,584,185.16 : x
  2. Step 2: Convert to fraction form
    217,142,508.36/325,713,555.18 = 55,584,185.16/x
  3. Step 3: Cross multiply
    217,142,508.36x = 325,713,555.18 × 55,584,185.16
  4. Step 4: Simplify right side
    217,142,508.36x = 18,104,522,560,246,996
  5. Step 5: Solve for x
    x = 18,104,522,560,246,996/217,142,508.36
  6. Step 6: Final answer
    x = 83,376,224.66

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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.