Home / 661,540,118.43-992,337,562.99-195,201,533.15

Finding the Fourth Proportional to 661,540,118.43, 992,337,562.99 and 195,201,533.15

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Solution

The fourth proportional to 661,540,118.43, 992,337,562.99 and 195,201,533.15 is: 292,810,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,540,118.43 : 992,337,562.99 = 195,201,533.15 : x
  2. Step 2: Convert to fraction form
    661,540,118.43/992,337,562.99 = 195,201,533.15/x
  3. Step 3: Cross multiply
    661,540,118.43x = 992,337,562.99 × 195,201,533.15
  4. Step 4: Simplify right side
    661,540,118.43x = 193,705,813,697,982,720
  5. Step 5: Solve for x
    x = 193,705,813,697,982,720/661,540,118.43
  6. Step 6: Final answer
    x = 292,810,380.36

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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.