Home / 87,370,817.60-131,056,226.40-38,848,577.60

Finding the Fourth Proportional to 87,370,817.60, 131,056,226.40 and 38,848,577.60

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Solution

The fourth proportional to 87,370,817.60, 131,056,226.40 and 38,848,577.60 is: 58,272,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,370,817.60 : 131,056,226.40 = 38,848,577.60 : x
  2. Step 2: Convert to fraction form
    87,370,817.60/131,056,226.40 = 38,848,577.60/x
  3. Step 3: Cross multiply
    87,370,817.60x = 131,056,226.40 × 38,848,577.60
  4. Step 4: Simplify right side
    87,370,817.60x = 5,091,347,981,263,569
  5. Step 5: Solve for x
    x = 5,091,347,981,263,569/87,370,817.60
  6. Step 6: Final answer
    x = 58,272,866.40

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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.