Home / 129,840,965,936.64-194,625,516,630.69-54,337,376,025.27

Finding the Fourth Proportional to 129,840,965,936.64, 194,625,516,630.69 and 54,337,376,025.27

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Solution

The fourth proportional to 129,840,965,936.64, 194,625,516,630.69 and 54,337,376,025.27 is: 81,449,177,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,840,965,936.64 : 194,625,516,630.69 = 54,337,376,025.27 : x
  2. Step 2: Convert to fraction form
    129,840,965,936.64/194,625,516,630.69 = 54,337,376,025.27/x
  3. Step 3: Cross multiply
    129,840,965,936.64x = 194,625,516,630.69 × 54,337,376,025.27
  4. Step 4: Simplify right side
    129,840,965,936.64x = 10,575,439,881,274,241,581,056
  5. Step 5: Solve for x
    x = 10,575,439,881,274,241,581,056/129,840,965,936.64
  6. Step 6: Final answer
    x = 81,449,177,499.46

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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.