Home / 87,345,200.80-131,017,801.20-41,883,594.40

Finding the Fourth Proportional to 87,345,200.80, 131,017,801.20 and 41,883,594.40

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Solution

The fourth proportional to 87,345,200.80, 131,017,801.20 and 41,883,594.40 is: 62,825,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,345,200.80 : 131,017,801.20 = 41,883,594.40 : x
  2. Step 2: Convert to fraction form
    87,345,200.80/131,017,801.20 = 41,883,594.40/x
  3. Step 3: Cross multiply
    87,345,200.80x = 131,017,801.20 × 41,883,594.40
  4. Step 4: Simplify right side
    87,345,200.80x = 5,487,496,444,640,633
  5. Step 5: Solve for x
    x = 5,487,496,444,640,633/87,345,200.80
  6. Step 6: Final answer
    x = 62,825,391.60

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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.