Home / 129,536,944.11-194,359,122.41-56,716,138.35

Finding the Fourth Proportional to 129,536,944.11, 194,359,122.41 and 56,716,138.35

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Solution

The fourth proportional to 129,536,944.11, 194,359,122.41 and 56,716,138.35 is: 85,097,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,536,944.11 : 194,359,122.41 = 56,716,138.35 : x
  2. Step 2: Convert to fraction form
    129,536,944.11/194,359,122.41 = 56,716,138.35/x
  3. Step 3: Cross multiply
    129,536,944.11x = 194,359,122.41 × 56,716,138.35
  4. Step 4: Simplify right side
    129,536,944.11x = 11,023,298,875,906,566
  5. Step 5: Solve for x
    x = 11,023,298,875,906,566/129,536,944.11
  6. Step 6: Final answer
    x = 85,097,722.13

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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.