Home / 744,482,968.20-1,116,724,452.30-199,224,502.20

Finding the Fourth Proportional to 744,482,968.20, 1,116,724,452.30 and 199,224,502.20

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Solution

The fourth proportional to 744,482,968.20, 1,116,724,452.30 and 199,224,502.20 is: 298,836,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,482,968.20 : 1,116,724,452.30 = 199,224,502.20 : x
  2. Step 2: Convert to fraction form
    744,482,968.20/1,116,724,452.30 = 199,224,502.20/x
  3. Step 3: Cross multiply
    744,482,968.20x = 1,116,724,452.30 × 199,224,502.20
  4. Step 4: Simplify right side
    744,482,968.20x = 222,478,873,104,035,136
  5. Step 5: Solve for x
    x = 222,478,873,104,035,136/744,482,968.20
  6. Step 6: Final answer
    x = 298,836,753.30

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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.