Home / 996,264,659.83-1,493,100,765.77-405,366,270.38

Finding the Fourth Proportional to 996,264,659.83, 1,493,100,765.77 and 405,366,270.38

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Solution

The fourth proportional to 996,264,659.83, 1,493,100,765.77 and 405,366,270.38 is: 607,521,990.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,264,659.83 : 1,493,100,765.77 = 405,366,270.38 : x
  2. Step 2: Convert to fraction form
    996,264,659.83/1,493,100,765.77 = 405,366,270.38/x
  3. Step 3: Cross multiply
    996,264,659.83x = 1,493,100,765.77 × 405,366,270.38
  4. Step 4: Simplify right side
    996,264,659.83x = 605,252,688,719,680,128
  5. Step 5: Solve for x
    x = 605,252,688,719,680,128/996,264,659.83
  6. Step 6: Final answer
    x = 607,521,990.02

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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.