Home / 175,878,403.20-263,817,604.80-129,961,900.80

Finding the Fourth Proportional to 175,878,403.20, 263,817,604.80 and 129,961,900.80

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Solution

The fourth proportional to 175,878,403.20, 263,817,604.80 and 129,961,900.80 is: 194,942,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,878,403.20 : 263,817,604.80 = 129,961,900.80 : x
  2. Step 2: Convert to fraction form
    175,878,403.20/263,817,604.80 = 129,961,900.80/x
  3. Step 3: Cross multiply
    175,878,403.20x = 263,817,604.80 × 129,961,900.80
  4. Step 4: Simplify right side
    175,878,403.20x = 34,286,237,384,311,204
  5. Step 5: Solve for x
    x = 34,286,237,384,311,204/175,878,403.20
  6. Step 6: Final answer
    x = 194,942,851.20

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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.