Home / 443,379,710.66-664,864,853.91-163,190,245.56

Finding the Fourth Proportional to 443,379,710.66, 664,864,853.91 and 163,190,245.56

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Solution

The fourth proportional to 443,379,710.66, 664,864,853.91 and 163,190,245.56 is: 244,710,022.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,379,710.66 : 664,864,853.91 = 163,190,245.56 : x
  2. Step 2: Convert to fraction form
    443,379,710.66/664,864,853.91 = 163,190,245.56/x
  3. Step 3: Cross multiply
    443,379,710.66x = 664,864,853.91 × 163,190,245.56
  4. Step 4: Simplify right side
    443,379,710.66x = 108,499,458,776,979,600
  5. Step 5: Solve for x
    x = 108,499,458,776,979,600/443,379,710.66
  6. Step 6: Final answer
    x = 244,710,022.06

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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.