Home / 544,299,998.40-816,449,997.60-199,138,910.40

Finding the Fourth Proportional to 544,299,998.40, 816,449,997.60 and 199,138,910.40

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Solution

The fourth proportional to 544,299,998.40, 816,449,997.60 and 199,138,910.40 is: 298,708,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,299,998.40 : 816,449,997.60 = 199,138,910.40 : x
  2. Step 2: Convert to fraction form
    544,299,998.40/816,449,997.60 = 199,138,910.40/x
  3. Step 3: Cross multiply
    544,299,998.40x = 816,449,997.60 × 199,138,910.40
  4. Step 4: Simplify right side
    544,299,998.40x = 162,586,962,918,146,624
  5. Step 5: Solve for x
    x = 162,586,962,918,146,624/544,299,998.40
  6. Step 6: Final answer
    x = 298,708,365.60

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1.5x scale

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.