Home / 220,619,819.08-330,499,211.46-171,869,408.02

Finding the Fourth Proportional to 220,619,819.08, 330,499,211.46 and 171,869,408.02

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Solution

The fourth proportional to 220,619,819.08, 330,499,211.46 and 171,869,408.02 is: 257,468,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,619,819.08 : 330,499,211.46 = 171,869,408.02 : x
  2. Step 2: Convert to fraction form
    220,619,819.08/330,499,211.46 = 171,869,408.02/x
  3. Step 3: Cross multiply
    220,619,819.08x = 330,499,211.46 × 171,869,408.02
  4. Step 4: Simplify right side
    220,619,819.08x = 56,802,703,824,707,000
  5. Step 5: Solve for x
    x = 56,802,703,824,707,000/220,619,819.08
  6. Step 6: Final answer
    x = 257,468,726.34

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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.