Home / 127,513,997.40-191,250,467.46-36,616,911.96

Finding the Fourth Proportional to 127,513,997.40, 191,250,467.46 and 36,616,911.96

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Solution

The fourth proportional to 127,513,997.40, 191,250,467.46 and 36,616,911.96 is: 54,919,472.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,513,997.40 : 191,250,467.46 = 36,616,911.96 : x
  2. Step 2: Convert to fraction form
    127,513,997.40/191,250,467.46 = 36,616,911.96/x
  3. Step 3: Cross multiply
    127,513,997.40x = 191,250,467.46 × 36,616,911.96
  4. Step 4: Simplify right side
    127,513,997.40x = 7,003,001,529,291,665
  5. Step 5: Solve for x
    x = 7,003,001,529,291,665/127,513,997.40
  6. Step 6: Final answer
    x = 54,919,472.94

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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.