Home / 284,870,479.35-427,297,747.18-90,793,540.56

Finding the Fourth Proportional to 284,870,479.35, 427,297,747.18 and 90,793,540.56

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Solution

The fourth proportional to 284,870,479.35, 427,297,747.18 and 90,793,540.56 is: 136,187,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,870,479.35 : 427,297,747.18 = 90,793,540.56 : x
  2. Step 2: Convert to fraction form
    284,870,479.35/427,297,747.18 = 90,793,540.56/x
  3. Step 3: Cross multiply
    284,870,479.35x = 427,297,747.18 × 90,793,540.56
  4. Step 4: Simplify right side
    284,870,479.35x = 38,795,875,338,925,576
  5. Step 5: Solve for x
    x = 38,795,875,338,925,576/284,870,479.35
  6. Step 6: Final answer
    x = 136,187,770.06

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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.