Home / 186,468,660.90-279,728,517.69-63,613,993.28

Finding the Fourth Proportional to 186,468,660.90, 279,728,517.69 and 63,613,993.28

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Solution

The fourth proportional to 186,468,660.90, 279,728,517.69 and 63,613,993.28 is: 95,429,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,468,660.90 : 279,728,517.69 = 63,613,993.28 : x
  2. Step 2: Convert to fraction form
    186,468,660.90/279,728,517.69 = 63,613,993.28/x
  3. Step 3: Cross multiply
    186,468,660.90x = 279,728,517.69 × 63,613,993.28
  4. Step 4: Simplify right side
    186,468,660.90x = 17,794,648,043,157,378
  5. Step 5: Solve for x
    x = 17,794,648,043,157,378/186,468,660.90
  6. Step 6: Final answer
    x = 95,429,698.25

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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.