Home / 483,669,793.80-725,504,690.70-289,481,252.40

Finding the Fourth Proportional to 483,669,793.80, 725,504,690.70 and 289,481,252.40

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Solution

The fourth proportional to 483,669,793.80, 725,504,690.70 and 289,481,252.40 is: 434,221,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,669,793.80 : 725,504,690.70 = 289,481,252.40 : x
  2. Step 2: Convert to fraction form
    483,669,793.80/725,504,690.70 = 289,481,252.40/x
  3. Step 3: Cross multiply
    483,669,793.80x = 725,504,690.70 × 289,481,252.40
  4. Step 4: Simplify right side
    483,669,793.80x = 210,020,006,485,910,624
  5. Step 5: Solve for x
    x = 210,020,006,485,910,624/483,669,793.80
  6. Step 6: Final answer
    x = 434,221,878.60

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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.