Home / 12,288,906,666.90-16,958,691,219.12-6,650,122,516.35

Finding the Fourth Proportional to 12,288,906,666.90, 16,958,691,219.12 and 6,650,122,516.35

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Solution

The fourth proportional to 12,288,906,666.90, 16,958,691,219.12 and 6,650,122,516.35 is: 9,177,169,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,906,666.90 : 16,958,691,219.12 = 6,650,122,516.35 : x
  2. Step 2: Convert to fraction form
    12,288,906,666.90/16,958,691,219.12 = 6,650,122,516.35/x
  3. Step 3: Cross multiply
    12,288,906,666.90x = 16,958,691,219.12 × 6,650,122,516.35
  4. Step 4: Simplify right side
    12,288,906,666.90x = 112,777,374,324,096,958,464
  5. Step 5: Solve for x
    x = 112,777,374,324,096,958,464/12,288,906,666.90
  6. Step 6: Final answer
    x = 9,177,169,082.74

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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.