Home / 2,351,999,005.66-3,528,530,016.81-778,102,620.22

Finding the Fourth Proportional to 2,351,999,005.66, 3,528,530,016.81 and 778,102,620.22

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Solution

The fourth proportional to 2,351,999,005.66, 3,528,530,016.81 and 778,102,620.22 is: 1,167,329,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351,999,005.66 : 3,528,530,016.81 = 778,102,620.22 : x
  2. Step 2: Convert to fraction form
    2,351,999,005.66/3,528,530,016.81 = 778,102,620.22/x
  3. Step 3: Cross multiply
    2,351,999,005.66x = 3,528,530,016.81 × 778,102,620.22
  4. Step 4: Simplify right side
    2,351,999,005.66x = 2,745,558,451,604,781,568
  5. Step 5: Solve for x
    x = 2,745,558,451,604,781,568/2,351,999,005.66
  6. Step 6: Final answer
    x = 1,167,329,767.15

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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.