Home / 953,109,132.96-1,428,844,892.04-331,243,569.96

Finding the Fourth Proportional to 953,109,132.96, 1,428,844,892.04 and 331,243,569.96

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Solution

The fourth proportional to 953,109,132.96, 1,428,844,892.04 and 331,243,569.96 is: 496,580,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,109,132.96 : 1,428,844,892.04 = 331,243,569.96 : x
  2. Step 2: Convert to fraction form
    953,109,132.96/1,428,844,892.04 = 331,243,569.96/x
  3. Step 3: Cross multiply
    953,109,132.96x = 1,428,844,892.04 × 331,243,569.96
  4. Step 4: Simplify right side
    953,109,132.96x = 473,295,682,958,440,320
  5. Step 5: Solve for x
    x = 473,295,682,958,440,320/953,109,132.96
  6. Step 6: Final answer
    x = 496,580,786.60

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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.