Home / 394,037,566.80-591,056,350.20-248,918,744.40

Finding the Fourth Proportional to 394,037,566.80, 591,056,350.20 and 248,918,744.40

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Solution

The fourth proportional to 394,037,566.80, 591,056,350.20 and 248,918,744.40 is: 373,378,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,037,566.80 : 591,056,350.20 = 248,918,744.40 : x
  2. Step 2: Convert to fraction form
    394,037,566.80/591,056,350.20 = 248,918,744.40/x
  3. Step 3: Cross multiply
    394,037,566.80x = 591,056,350.20 × 248,918,744.40
  4. Step 4: Simplify right side
    394,037,566.80x = 147,125,004,561,430,720
  5. Step 5: Solve for x
    x = 147,125,004,561,430,720/394,037,566.80
  6. Step 6: Final answer
    x = 373,378,116.60

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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.