Home / 129,325,213.64-194,018,706.38-43,064,367.76

Finding the Fourth Proportional to 129,325,213.64, 194,018,706.38 and 43,064,367.76

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Solution

The fourth proportional to 129,325,213.64, 194,018,706.38 and 43,064,367.76 is: 64,606,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,325,213.64 : 194,018,706.38 = 43,064,367.76 : x
  2. Step 2: Convert to fraction form
    129,325,213.64/194,018,706.38 = 43,064,367.76/x
  3. Step 3: Cross multiply
    129,325,213.64x = 194,018,706.38 × 43,064,367.76
  4. Step 4: Simplify right side
    129,325,213.64x = 8,355,292,923,867,778
  5. Step 5: Solve for x
    x = 8,355,292,923,867,778/129,325,213.64
  6. Step 6: Final answer
    x = 64,606,836.43

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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.