Home / 266,948,996.28-400,277,199.06-82,665,311.01

Finding the Fourth Proportional to 266,948,996.28, 400,277,199.06 and 82,665,311.01

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Solution

The fourth proportional to 266,948,996.28, 400,277,199.06 and 82,665,311.01 is: 123,952,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,948,996.28 : 400,277,199.06 = 82,665,311.01 : x
  2. Step 2: Convert to fraction form
    266,948,996.28/400,277,199.06 = 82,665,311.01/x
  3. Step 3: Cross multiply
    266,948,996.28x = 400,277,199.06 × 82,665,311.01
  4. Step 4: Simplify right side
    266,948,996.28x = 33,089,039,150,506,580
  5. Step 5: Solve for x
    x = 33,089,039,150,506,580/266,948,996.28
  6. Step 6: Final answer
    x = 123,952,663.66

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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.