Home / 9,410,907,115.86-12,987,284,708.78-5,124,355,431.70

Finding the Fourth Proportional to 9,410,907,115.86, 12,987,284,708.78 and 5,124,355,431.70

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Solution

The fourth proportional to 9,410,907,115.86, 12,987,284,708.78 and 5,124,355,431.70 is: 7,071,737,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,410,907,115.86 : 12,987,284,708.78 = 5,124,355,431.70 : x
  2. Step 2: Convert to fraction form
    9,410,907,115.86/12,987,284,708.78 = 5,124,355,431.70/x
  3. Step 3: Cross multiply
    9,410,907,115.86x = 12,987,284,708.78 × 5,124,355,431.70
  4. Step 4: Simplify right side
    9,410,907,115.86x = 66,551,462,940,471,148,544
  5. Step 5: Solve for x
    x = 66,551,462,940,471,148,544/9,410,907,115.86
  6. Step 6: Final answer
    x = 7,071,737,306.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.