Home / 1,071,784,942.62-1,607,499,098.31-324,623,073.73

Finding the Fourth Proportional to 1,071,784,942.62, 1,607,499,098.31 and 324,623,073.73

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Solution

The fourth proportional to 1,071,784,942.62, 1,607,499,098.31 and 324,623,073.73 is: 486,880,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,784,942.62 : 1,607,499,098.31 = 324,623,073.73 : x
  2. Step 2: Convert to fraction form
    1,071,784,942.62/1,607,499,098.31 = 324,623,073.73/x
  3. Step 3: Cross multiply
    1,071,784,942.62x = 1,607,499,098.31 × 324,623,073.73
  4. Step 4: Simplify right side
    1,071,784,942.62x = 521,831,298,313,604,992
  5. Step 5: Solve for x
    x = 521,831,298,313,604,992/1,071,784,942.62
  6. Step 6: Final answer
    x = 486,880,602.22

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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.