Home / 744,482,694.20-1,116,724,041.30-199,224,228.20

Finding the Fourth Proportional to 744,482,694.20, 1,116,724,041.30 and 199,224,228.20

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Solution

The fourth proportional to 744,482,694.20, 1,116,724,041.30 and 199,224,228.20 is: 298,836,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,482,694.20 : 1,116,724,041.30 = 199,224,228.20 : x
  2. Step 2: Convert to fraction form
    744,482,694.20/1,116,724,041.30 = 199,224,228.20/x
  3. Step 3: Cross multiply
    744,482,694.20x = 1,116,724,041.30 × 199,224,228.20
  4. Step 4: Simplify right side
    744,482,694.20x = 222,478,485,240,377,408
  5. Step 5: Solve for x
    x = 222,478,485,240,377,408/744,482,694.20
  6. Step 6: Final answer
    x = 298,836,342.30

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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.