Home / 167,557,874.08-231,231,994.20-92,212,876.88

Finding the Fourth Proportional to 167,557,874.08, 231,231,994.20 and 92,212,876.88

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Solution

The fourth proportional to 167,557,874.08, 231,231,994.20 and 92,212,876.88 is: 127,254,941.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,557,874.08 : 231,231,994.20 = 92,212,876.88 : x
  2. Step 2: Convert to fraction form
    167,557,874.08/231,231,994.20 = 92,212,876.88/x
  3. Step 3: Cross multiply
    167,557,874.08x = 231,231,994.20 × 92,212,876.88
  4. Step 4: Simplify right side
    167,557,874.08x = 21,322,567,411,881,472
  5. Step 5: Solve for x
    x = 21,322,567,411,881,472/167,557,874.08
  6. Step 6: Final answer
    x = 127,254,941.19

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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.