Home / 10,962,683,919.92-15,128,112,379.80-6,204,857,642.75

Finding the Fourth Proportional to 10,962,683,919.92, 15,128,112,379.80 and 6,204,857,642.75

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Solution

The fourth proportional to 10,962,683,919.92, 15,128,112,379.80 and 6,204,857,642.75 is: 8,562,481,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962,683,919.92 : 15,128,112,379.80 = 6,204,857,642.75 : x
  2. Step 2: Convert to fraction form
    10,962,683,919.92/15,128,112,379.80 = 6,204,857,642.75/x
  3. Step 3: Cross multiply
    10,962,683,919.92x = 15,128,112,379.80 × 6,204,857,642.75
  4. Step 4: Simplify right side
    10,962,683,919.92x = 93,867,783,720,107,278,336
  5. Step 5: Solve for x
    x = 93,867,783,720,107,278,336/10,962,683,919.92
  6. Step 6: Final answer
    x = 8,562,481,998.55

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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.