Home / 50,102,674,979.67-69,141,964,811.25-29,503,763,578.71

Finding the Fourth Proportional to 50,102,674,979.67, 69,141,964,811.25 and 29,503,763,578.71

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Solution

The fourth proportional to 50,102,674,979.67, 69,141,964,811.25 and 29,503,763,578.71 is: 40,715,354,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,102,674,979.67 : 69,141,964,811.25 = 29,503,763,578.71 : x
  2. Step 2: Convert to fraction form
    50,102,674,979.67/69,141,964,811.25 = 29,503,763,578.71/x
  3. Step 3: Cross multiply
    50,102,674,979.67x = 69,141,964,811.25 × 29,503,763,578.71
  4. Step 4: Simplify right side
    50,102,674,979.67x = 2,039,948,183,158,458,417,152
  5. Step 5: Solve for x
    x = 2,039,948,183,158,458,417,152/50,102,674,979.67
  6. Step 6: Final answer
    x = 40,715,354,698.85

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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.