Home / 229,910,803.30-345,018,520.86-126,352,329.22

Finding the Fourth Proportional to 229,910,803.30, 345,018,520.86 and 126,352,329.22

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Solution

The fourth proportional to 229,910,803.30, 345,018,520.86 and 126,352,329.22 is: 189,612,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,910,803.30 : 345,018,520.86 = 126,352,329.22 : x
  2. Step 2: Convert to fraction form
    229,910,803.30/345,018,520.86 = 126,352,329.22/x
  3. Step 3: Cross multiply
    229,910,803.30x = 345,018,520.86 × 126,352,329.22
  4. Step 4: Simplify right side
    229,910,803.30x = 43,593,893,734,700,160
  5. Step 5: Solve for x
    x = 43,593,893,734,700,160/229,910,803.30
  6. Step 6: Final answer
    x = 189,612,202.25

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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.