Home / 263,971,306.29-395,956,960.05-140,776,389.35

Finding the Fourth Proportional to 263,971,306.29, 395,956,960.05 and 140,776,389.35

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Solution

The fourth proportional to 263,971,306.29, 395,956,960.05 and 140,776,389.35 is: 211,164,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,971,306.29 : 395,956,960.05 = 140,776,389.35 : x
  2. Step 2: Convert to fraction form
    263,971,306.29/395,956,960.05 = 140,776,389.35/x
  3. Step 3: Cross multiply
    263,971,306.29x = 395,956,960.05 × 140,776,389.35
  4. Step 4: Simplify right side
    263,971,306.29x = 55,741,391,171,861,408
  5. Step 5: Solve for x
    x = 55,741,391,171,861,408/263,971,306.29
  6. Step 6: Final answer
    x = 211,164,584.35

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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.