Home / 87,345,205.80-131,017,808.70-41,883,599.40

Finding the Fourth Proportional to 87,345,205.80, 131,017,808.70 and 41,883,599.40

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Solution

The fourth proportional to 87,345,205.80, 131,017,808.70 and 41,883,599.40 is: 62,825,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,345,205.80 : 131,017,808.70 = 41,883,599.40 : x
  2. Step 2: Convert to fraction form
    87,345,205.80/131,017,808.70 = 41,883,599.40/x
  3. Step 3: Cross multiply
    87,345,205.80x = 131,017,808.70 × 41,883,599.40
  4. Step 4: Simplify right side
    87,345,205.80x = 5,487,497,413,856,635
  5. Step 5: Solve for x
    x = 5,487,497,413,856,635/87,345,205.80
  6. Step 6: Final answer
    x = 62,825,399.10

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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.