Home / 655,726,579.20-984,723,609.60-349,616,563.20

Finding the Fourth Proportional to 655,726,579.20, 984,723,609.60 and 349,616,563.20

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Solution

The fourth proportional to 655,726,579.20, 984,723,609.60 and 349,616,563.20 is: 525,029,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,726,579.20 : 984,723,609.60 = 349,616,563.20 : x
  2. Step 2: Convert to fraction form
    655,726,579.20/984,723,609.60 = 349,616,563.20/x
  3. Step 3: Cross multiply
    655,726,579.20x = 984,723,609.60 × 349,616,563.20
  4. Step 4: Simplify right side
    655,726,579.20x = 344,275,684,090,250,496
  5. Step 5: Solve for x
    x = 344,275,684,090,250,496/655,726,579.20
  6. Step 6: Final answer
    x = 525,029,326.26

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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.