Home / 129,453,309.40-194,179,964.10-33,715,197.40

Finding the Fourth Proportional to 129,453,309.40, 194,179,964.10 and 33,715,197.40

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Solution

The fourth proportional to 129,453,309.40, 194,179,964.10 and 33,715,197.40 is: 50,572,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,453,309.40 : 194,179,964.10 = 33,715,197.40 : x
  2. Step 2: Convert to fraction form
    129,453,309.40/194,179,964.10 = 33,715,197.40/x
  3. Step 3: Cross multiply
    129,453,309.40x = 194,179,964.10 × 33,715,197.40
  4. Step 4: Simplify right side
    129,453,309.40x = 6,546,815,820,756,413
  5. Step 5: Solve for x
    x = 6,546,815,820,756,413/129,453,309.40
  6. Step 6: Final answer
    x = 50,572,796.10

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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.