Home / 266,304,211,487.96-399,413,795,638.78-77,605,968,454.88

Finding the Fourth Proportional to 266,304,211,487.96, 399,413,795,638.78 and 77,605,968,454.88

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Solution

The fourth proportional to 266,304,211,487.96, 399,413,795,638.78 and 77,605,968,454.88 is: 116,396,561,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,304,211,487.96 : 399,413,795,638.78 = 77,605,968,454.88 : x
  2. Step 2: Convert to fraction form
    266,304,211,487.96/399,413,795,638.78 = 77,605,968,454.88/x
  3. Step 3: Cross multiply
    266,304,211,487.96x = 399,413,795,638.78 × 77,605,968,454.88
  4. Step 4: Simplify right side
    266,304,211,487.96x = 30,996,894,424,785,456,463,872
  5. Step 5: Solve for x
    x = 30,996,894,424,785,456,463,872/266,304,211,487.96
  6. Step 6: Final answer
    x = 116,396,561,104.28

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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.