Home / 483,511,988.87-725,183,838.17-155,987,502.49

Finding the Fourth Proportional to 483,511,988.87, 725,183,838.17 and 155,987,502.49

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Solution

The fourth proportional to 483,511,988.87, 725,183,838.17 and 155,987,502.49 is: 233,954,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,511,988.87 : 725,183,838.17 = 155,987,502.49 : x
  2. Step 2: Convert to fraction form
    483,511,988.87/725,183,838.17 = 155,987,502.49/x
  3. Step 3: Cross multiply
    483,511,988.87x = 725,183,838.17 × 155,987,502.49
  4. Step 4: Simplify right side
    483,511,988.87x = 113,119,615,762,250,640
  5. Step 5: Solve for x
    x = 113,119,615,762,250,640/483,511,988.87
  6. Step 6: Final answer
    x = 233,954,107.38

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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.