Home / 215,838,198.30-323,757,297.45-151,214,972.70

Finding the Fourth Proportional to 215,838,198.30, 323,757,297.45 and 151,214,972.70

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Solution

The fourth proportional to 215,838,198.30, 323,757,297.45 and 151,214,972.70 is: 226,822,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,838,198.30 : 323,757,297.45 = 151,214,972.70 : x
  2. Step 2: Convert to fraction form
    215,838,198.30/323,757,297.45 = 151,214,972.70/x
  3. Step 3: Cross multiply
    215,838,198.30x = 323,757,297.45 × 151,214,972.70
  4. Step 4: Simplify right side
    215,838,198.30x = 48,956,950,895,327,520
  5. Step 5: Solve for x
    x = 48,956,950,895,327,520/215,838,198.30
  6. Step 6: Final answer
    x = 226,822,459.05

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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.