Home / 16,140,890,083.75-22,278,858,669.50-9,368,890,388.64

Finding the Fourth Proportional to 16,140,890,083.75, 22,278,858,669.50 and 9,368,890,388.64

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Solution

The fourth proportional to 16,140,890,083.75, 22,278,858,669.50 and 9,368,890,388.64 is: 12,931,640,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140,890,083.75 : 22,278,858,669.50 = 9,368,890,388.64 : x
  2. Step 2: Convert to fraction form
    16,140,890,083.75/22,278,858,669.50 = 9,368,890,388.64/x
  3. Step 3: Cross multiply
    16,140,890,083.75x = 22,278,858,669.50 × 9,368,890,388.64
  4. Step 4: Simplify right side
    16,140,890,083.75x = 208,728,184,858,500,628,480
  5. Step 5: Solve for x
    x = 208,728,184,858,500,628,480/16,140,890,083.75
  6. Step 6: Final answer
    x = 12,931,640,310.76

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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.