Home / 133,743,963.52-184,586,843.82-81,563,268.52

Finding the Fourth Proportional to 133,743,963.52, 184,586,843.82 and 81,563,268.52

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Solution

The fourth proportional to 133,743,963.52, 184,586,843.82 and 81,563,268.52 is: 112,569,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,743,963.52 : 184,586,843.82 = 81,563,268.52 : x
  2. Step 2: Convert to fraction form
    133,743,963.52/184,586,843.82 = 81,563,268.52/x
  3. Step 3: Cross multiply
    133,743,963.52x = 184,586,843.82 × 81,563,268.52
  4. Step 4: Simplify right side
    133,743,963.52x = 15,055,506,307,749,962
  5. Step 5: Solve for x
    x = 15,055,506,307,749,962/133,743,963.52
  6. Step 6: Final answer
    x = 112,569,613.70

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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.