Home / 433,076,317.68-649,652,665.62-122,186,654.19

Finding the Fourth Proportional to 433,076,317.68, 649,652,665.62 and 122,186,654.19

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Solution

The fourth proportional to 433,076,317.68, 649,652,665.62 and 122,186,654.19 is: 183,290,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,076,317.68 : 649,652,665.62 = 122,186,654.19 : x
  2. Step 2: Convert to fraction form
    433,076,317.68/649,652,665.62 = 122,186,654.19/x
  3. Step 3: Cross multiply
    433,076,317.68x = 649,652,665.62 × 122,186,654.19
  4. Step 4: Simplify right side
    433,076,317.68x = 79,378,885,597,722,640
  5. Step 5: Solve for x
    x = 79,378,885,597,722,640/433,076,317.68
  6. Step 6: Final answer
    x = 183,290,755.83

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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.