Home / 87,350,467.80-131,025,701.70-67,195,075.80

Finding the Fourth Proportional to 87,350,467.80, 131,025,701.70 and 67,195,075.80

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Solution

The fourth proportional to 87,350,467.80, 131,025,701.70 and 67,195,075.80 is: 100,792,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,350,467.80 : 131,025,701.70 = 67,195,075.80 : x
  2. Step 2: Convert to fraction form
    87,350,467.80/131,025,701.70 = 67,195,075.80/x
  3. Step 3: Cross multiply
    87,350,467.80x = 131,025,701.70 × 67,195,075.80
  4. Step 4: Simplify right side
    87,350,467.80x = 8,804,281,957,479,689
  5. Step 5: Solve for x
    x = 8,804,281,957,479,689/87,350,467.80
  6. Step 6: Final answer
    x = 100,792,613.70

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1.5x scale

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.