Home / 217,964,405.03-300,792,282.53-118,846,785.11

Finding the Fourth Proportional to 217,964,405.03, 300,792,282.53 and 118,846,785.11

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Solution

The fourth proportional to 217,964,405.03, 300,792,282.53 and 118,846,785.11 is: 164,009,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,964,405.03 : 300,792,282.53 = 118,846,785.11 : x
  2. Step 2: Convert to fraction form
    217,964,405.03/300,792,282.53 = 118,846,785.11/x
  3. Step 3: Cross multiply
    217,964,405.03x = 300,792,282.53 × 118,846,785.11
  4. Step 4: Simplify right side
    217,964,405.03x = 35,748,195,762,491,120
  5. Step 5: Solve for x
    x = 35,748,195,762,491,120/217,964,405.03
  6. Step 6: Final answer
    x = 164,009,328.76

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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.