Home / 179,328,014.70-268,992,022.05-163,172,208.30

Finding the Fourth Proportional to 179,328,014.70, 268,992,022.05 and 163,172,208.30

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Solution

The fourth proportional to 179,328,014.70, 268,992,022.05 and 163,172,208.30 is: 244,758,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,328,014.70 : 268,992,022.05 = 163,172,208.30 : x
  2. Step 2: Convert to fraction form
    179,328,014.70/268,992,022.05 = 163,172,208.30/x
  3. Step 3: Cross multiply
    179,328,014.70x = 268,992,022.05 × 163,172,208.30
  4. Step 4: Simplify right side
    179,328,014.70x = 43,892,022,252,980,800
  5. Step 5: Solve for x
    x = 43,892,022,252,980,800/179,328,014.70
  6. Step 6: Final answer
    x = 244,758,312.45

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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.