Home / 664,306,330.20-996,459,495.30-276,407,544.30

Finding the Fourth Proportional to 664,306,330.20, 996,459,495.30 and 276,407,544.30

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Solution

The fourth proportional to 664,306,330.20, 996,459,495.30 and 276,407,544.30 is: 414,611,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,306,330.20 : 996,459,495.30 = 276,407,544.30 : x
  2. Step 2: Convert to fraction form
    664,306,330.20/996,459,495.30 = 276,407,544.30/x
  3. Step 3: Cross multiply
    664,306,330.20x = 996,459,495.30 × 276,407,544.30
  4. Step 4: Simplify right side
    664,306,330.20x = 275,428,922,090,290,400
  5. Step 5: Solve for x
    x = 275,428,922,090,290,400/664,306,330.20
  6. Step 6: Final answer
    x = 414,611,316.45

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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.