Home / 129,609,496.51-194,381,885.80-50,842,013.80

Finding the Fourth Proportional to 129,609,496.51, 194,381,885.80 and 50,842,013.80

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Solution

The fourth proportional to 129,609,496.51, 194,381,885.80 and 50,842,013.80 is: 76,250,327.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,609,496.51 : 194,381,885.80 = 50,842,013.80 : x
  2. Step 2: Convert to fraction form
    129,609,496.51/194,381,885.80 = 50,842,013.80/x
  3. Step 3: Cross multiply
    129,609,496.51x = 194,381,885.80 × 50,842,013.80
  4. Step 4: Simplify right side
    129,609,496.51x = 9,882,766,520,313,624
  5. Step 5: Solve for x
    x = 9,882,766,520,313,624/129,609,496.51
  6. Step 6: Final answer
    x = 76,250,327.22

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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.