Home / 229,910,329.44-345,017,808.40-126,351,853.96

Finding the Fourth Proportional to 229,910,329.44, 345,017,808.40 and 126,351,853.96

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Solution

The fourth proportional to 229,910,329.44, 345,017,808.40 and 126,351,853.96 is: 189,611,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,910,329.44 : 345,017,808.40 = 126,351,853.96 : x
  2. Step 2: Convert to fraction form
    229,910,329.44/345,017,808.40 = 126,351,853.96/x
  3. Step 3: Cross multiply
    229,910,329.44x = 345,017,808.40 × 126,351,853.96
  4. Step 4: Simplify right side
    229,910,329.44x = 43,593,639,740,556,056
  5. Step 5: Solve for x
    x = 43,593,639,740,556,056/229,910,329.44
  6. Step 6: Final answer
    x = 189,611,488.30

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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.