Home / 81,557,376.88-122,317,370.91-23,263,945.30

Finding the Fourth Proportional to 81,557,376.88, 122,317,370.91 and 23,263,945.30

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Solution

The fourth proportional to 81,557,376.88, 122,317,370.91 and 23,263,945.30 is: 34,890,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,557,376.88 : 122,317,370.91 = 23,263,945.30 : x
  2. Step 2: Convert to fraction form
    81,557,376.88/122,317,370.91 = 23,263,945.30/x
  3. Step 3: Cross multiply
    81,557,376.88x = 122,317,370.91 × 23,263,945.30
  4. Step 4: Simplify right side
    81,557,376.88x = 2,845,584,626,090,051
  5. Step 5: Solve for x
    x = 2,845,584,626,090,051/81,557,376.88
  6. Step 6: Final answer
    x = 34,890,585.44

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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.