Home / 14,321,942,689.72-19,765,325,512.20-8,302,002,246.96

Finding the Fourth Proportional to 14,321,942,689.72, 19,765,325,512.20 and 8,302,002,246.96

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Solution

The fourth proportional to 14,321,942,689.72, 19,765,325,512.20 and 8,302,002,246.96 is: 11,457,368,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,942,689.72 : 19,765,325,512.20 = 8,302,002,246.96 : x
  2. Step 2: Convert to fraction form
    14,321,942,689.72/19,765,325,512.20 = 8,302,002,246.96/x
  3. Step 3: Cross multiply
    14,321,942,689.72x = 19,765,325,512.20 × 8,302,002,246.96
  4. Step 4: Simplify right side
    14,321,942,689.72x = 164,091,776,814,180,204,544
  5. Step 5: Solve for x
    x = 164,091,776,814,180,204,544/14,321,942,689.72
  6. Step 6: Final answer
    x = 11,457,368,624.44

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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.