Home / 178,896,109.20-268,344,163.80-158,488,774.80

Finding the Fourth Proportional to 178,896,109.20, 268,344,163.80 and 158,488,774.80

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Solution

The fourth proportional to 178,896,109.20, 268,344,163.80 and 158,488,774.80 is: 237,733,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,896,109.20 : 268,344,163.80 = 158,488,774.80 : x
  2. Step 2: Convert to fraction form
    178,896,109.20/268,344,163.80 = 158,488,774.80/x
  3. Step 3: Cross multiply
    178,896,109.20x = 268,344,163.80 × 158,488,774.80
  4. Step 4: Simplify right side
    178,896,109.20x = 42,529,537,745,392,520
  5. Step 5: Solve for x
    x = 42,529,537,745,392,520/178,896,109.20
  6. Step 6: Final answer
    x = 237,733,162.20

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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.