Home / 84,702,523.79-127,026,881.36-27,181,342.85

Finding the Fourth Proportional to 84,702,523.79, 127,026,881.36 and 27,181,342.85

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Solution

The fourth proportional to 84,702,523.79, 127,026,881.36 and 27,181,342.85 is: 40,763,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,702,523.79 : 127,026,881.36 = 27,181,342.85 : x
  2. Step 2: Convert to fraction form
    84,702,523.79/127,026,881.36 = 27,181,342.85/x
  3. Step 3: Cross multiply
    84,702,523.79x = 127,026,881.36 × 27,181,342.85
  4. Step 4: Simplify right side
    84,702,523.79x = 3,452,761,212,641,393
  5. Step 5: Solve for x
    x = 3,452,761,212,641,393/84,702,523.79
  6. Step 6: Final answer
    x = 40,763,380.57

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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.