Home / 165,935,840.88-229,077,463.32-121,231,614.36

Finding the Fourth Proportional to 165,935,840.88, 229,077,463.32 and 121,231,614.36

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Solution

The fourth proportional to 165,935,840.88, 229,077,463.32 and 121,231,614.36 is: 167,362,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,935,840.88 : 229,077,463.32 = 121,231,614.36 : x
  2. Step 2: Convert to fraction form
    165,935,840.88/229,077,463.32 = 121,231,614.36/x
  3. Step 3: Cross multiply
    165,935,840.88x = 229,077,463.32 × 121,231,614.36
  4. Step 4: Simplify right side
    165,935,840.88x = 27,771,430,691,777,284
  5. Step 5: Solve for x
    x = 27,771,430,691,777,284/165,935,840.88
  6. Step 6: Final answer
    x = 167,362,460.96

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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.