Home / 1,040,544,565.77-1,560,193,537.83-331,186,725.71

Finding the Fourth Proportional to 1,040,544,565.77, 1,560,193,537.83 and 331,186,725.71

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Solution

The fourth proportional to 1,040,544,565.77, 1,560,193,537.83 and 331,186,725.71 is: 496,581,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,544,565.77 : 1,560,193,537.83 = 331,186,725.71 : x
  2. Step 2: Convert to fraction form
    1,040,544,565.77/1,560,193,537.83 = 331,186,725.71/x
  3. Step 3: Cross multiply
    1,040,544,565.77x = 1,560,193,537.83 × 331,186,725.71
  4. Step 4: Simplify right side
    1,040,544,565.77x = 516,715,389,260,017,728
  5. Step 5: Solve for x
    x = 516,715,389,260,017,728/1,040,544,565.77
  6. Step 6: Final answer
    x = 496,581,699.87

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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.