Home / 186,468,661.90-279,728,519.19-63,613,994.28

Finding the Fourth Proportional to 186,468,661.90, 279,728,519.19 and 63,613,994.28

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Solution

The fourth proportional to 186,468,661.90, 279,728,519.19 and 63,613,994.28 is: 95,429,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,468,661.90 : 279,728,519.19 = 63,613,994.28 : x
  2. Step 2: Convert to fraction form
    186,468,661.90/279,728,519.19 = 63,613,994.28/x
  3. Step 3: Cross multiply
    186,468,661.90x = 279,728,519.19 × 63,613,994.28
  4. Step 4: Simplify right side
    186,468,661.90x = 17,794,648,419,705,530
  5. Step 5: Solve for x
    x = 17,794,648,419,705,530/186,468,661.90
  6. Step 6: Final answer
    x = 95,429,699.76

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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.