Home / 483,669,792.30-725,504,688.45-289,481,250.90

Finding the Fourth Proportional to 483,669,792.30, 725,504,688.45 and 289,481,250.90

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Solution

The fourth proportional to 483,669,792.30, 725,504,688.45 and 289,481,250.90 is: 434,221,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,669,792.30 : 725,504,688.45 = 289,481,250.90 : x
  2. Step 2: Convert to fraction form
    483,669,792.30/725,504,688.45 = 289,481,250.90/x
  3. Step 3: Cross multiply
    483,669,792.30x = 725,504,688.45 × 289,481,250.90
  4. Step 4: Simplify right side
    483,669,792.30x = 210,020,004,746,320,768
  5. Step 5: Solve for x
    x = 210,020,004,746,320,768/483,669,792.30
  6. Step 6: Final answer
    x = 434,221,876.35

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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.