Home / 988,428,104.83-1,482,728,327.57-324,242,984.53

Finding the Fourth Proportional to 988,428,104.83, 1,482,728,327.57 and 324,242,984.53

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Solution

The fourth proportional to 988,428,104.83, 1,482,728,327.57 and 324,242,984.53 is: 486,392,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,428,104.83 : 1,482,728,327.57 = 324,242,984.53 : x
  2. Step 2: Convert to fraction form
    988,428,104.83/1,482,728,327.57 = 324,242,984.53/x
  3. Step 3: Cross multiply
    988,428,104.83x = 1,482,728,327.57 × 324,242,984.53
  4. Step 4: Simplify right side
    988,428,104.83x = 480,764,258,178,472,192
  5. Step 5: Solve for x
    x = 480,764,258,178,472,192/988,428,104.83
  6. Step 6: Final answer
    x = 486,392,744.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.