Home / 129,609,494.51-194,381,882.81-50,842,011.80

Finding the Fourth Proportional to 129,609,494.51, 194,381,882.81 and 50,842,011.80

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Solution

The fourth proportional to 129,609,494.51, 194,381,882.81 and 50,842,011.80 is: 76,250,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,609,494.51 : 194,381,882.81 = 50,842,011.80 : x
  2. Step 2: Convert to fraction form
    129,609,494.51/194,381,882.81 = 50,842,011.80/x
  3. Step 3: Cross multiply
    129,609,494.51x = 194,381,882.81 × 50,842,011.80
  4. Step 4: Simplify right side
    129,609,494.51x = 9,882,765,979,763,982
  5. Step 5: Solve for x
    x = 9,882,765,979,763,982/129,609,494.51
  6. Step 6: Final answer
    x = 76,250,324.23

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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.