Home / 143,747,352,001.85-215,621,028,002.78-143,747,352,001.85

Finding the Fourth Proportional to 143,747,352,001.85, 215,621,028,002.78 and 143,747,352,001.85

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Solution

The fourth proportional to 143,747,352,001.85, 215,621,028,002.78 and 143,747,352,001.85 is: 215,621,028,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,747,352,001.85 : 215,621,028,002.78 = 143,747,352,001.85 : x
  2. Step 2: Convert to fraction form
    143,747,352,001.85/215,621,028,002.78 = 143,747,352,001.85/x
  3. Step 3: Cross multiply
    143,747,352,001.85x = 215,621,028,002.78 × 143,747,352,001.85
  4. Step 4: Simplify right side
    143,747,352,001.85x = 30,994,951,811,316,374,831,104
  5. Step 5: Solve for x
    x = 30,994,951,811,316,374,831,104/143,747,352,001.85
  6. Step 6: Final answer
    x = 215,621,028,002.78

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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.