Home / 2,812,147,737,999.30-4,218,221,606,998.90-902,217,997,546.53

Finding the Fourth Proportional to 2,812,147,737,999.30, 4,218,221,606,998.90 and 902,217,997,546.53

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Solution

The fourth proportional to 2,812,147,737,999.30, 4,218,221,606,998.90 and 902,217,997,546.53 is: 1,353,326,996,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,147,737,999.30 : 4,218,221,606,998.90 = 902,217,997,546.53 : x
  2. Step 2: Convert to fraction form
    2,812,147,737,999.30/4,218,221,606,998.90 = 902,217,997,546.53/x
  3. Step 3: Cross multiply
    2,812,147,737,999.30x = 4,218,221,606,998.90 × 902,217,997,546.53
  4. Step 4: Simplify right side
    2,812,147,737,999.30x = 3,805,755,451,474,053,697,634,304
  5. Step 5: Solve for x
    x = 3,805,755,451,474,053,697,634,304/2,812,147,737,999.30
  6. Step 6: Final answer
    x = 1,353,326,996,319.78

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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.