Home / 744,482,728.20-1,116,724,092.30-199,224,262.20

Finding the Fourth Proportional to 744,482,728.20, 1,116,724,092.30 and 199,224,262.20

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Solution

The fourth proportional to 744,482,728.20, 1,116,724,092.30 and 199,224,262.20 is: 298,836,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,482,728.20 : 1,116,724,092.30 = 199,224,262.20 : x
  2. Step 2: Convert to fraction form
    744,482,728.20/1,116,724,092.30 = 199,224,262.20/x
  3. Step 3: Cross multiply
    744,482,728.20x = 1,116,724,092.30 × 199,224,262.20
  4. Step 4: Simplify right side
    744,482,728.20x = 222,478,533,369,432,192
  5. Step 5: Solve for x
    x = 222,478,533,369,432,192/744,482,728.20
  6. Step 6: Final answer
    x = 298,836,393.30

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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.