Home / 270,068,507.82-405,055,817.78-75,933,848.66

Finding the Fourth Proportional to 270,068,507.82, 405,055,817.78 and 75,933,848.66

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Solution

The fourth proportional to 270,068,507.82, 405,055,817.78 and 75,933,848.66 is: 113,887,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,068,507.82 : 405,055,817.78 = 75,933,848.66 : x
  2. Step 2: Convert to fraction form
    270,068,507.82/405,055,817.78 = 75,933,848.66/x
  3. Step 3: Cross multiply
    270,068,507.82x = 405,055,817.78 × 75,933,848.66
  4. Step 4: Simplify right side
    270,068,507.82x = 30,757,447,163,754,108
  5. Step 5: Solve for x
    x = 30,757,447,163,754,108/270,068,507.82
  6. Step 6: Final answer
    x = 113,887,573.98

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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.