Home / 127,515,192.40-191,297,037.57-88,288,868.80

Finding the Fourth Proportional to 127,515,192.40, 191,297,037.57 and 88,288,868.80

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Solution

The fourth proportional to 127,515,192.40, 191,297,037.57 and 88,288,868.80 is: 132,450,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,515,192.40 : 191,297,037.57 = 88,288,868.80 : x
  2. Step 2: Convert to fraction form
    127,515,192.40/191,297,037.57 = 88,288,868.80/x
  3. Step 3: Cross multiply
    127,515,192.40x = 191,297,037.57 × 88,288,868.80
  4. Step 4: Simplify right side
    127,515,192.40x = 16,889,399,051,846,400
  5. Step 5: Solve for x
    x = 16,889,399,051,846,400/127,515,192.40
  6. Step 6: Final answer
    x = 132,450,092.68

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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.