Home / 131,233,404.30-196,850,106.45-54,705,900.30

Finding the Fourth Proportional to 131,233,404.30, 196,850,106.45 and 54,705,900.30

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Solution

The fourth proportional to 131,233,404.30, 196,850,106.45 and 54,705,900.30 is: 82,058,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233,404.30 : 196,850,106.45 = 54,705,900.30 : x
  2. Step 2: Convert to fraction form
    131,233,404.30/196,850,106.45 = 54,705,900.30/x
  3. Step 3: Cross multiply
    131,233,404.30x = 196,850,106.45 × 54,705,900.30
  4. Step 4: Simplify right side
    131,233,404.30x = 10,768,862,297,498,086
  5. Step 5: Solve for x
    x = 10,768,862,297,498,086/131,233,404.30
  6. Step 6: Final answer
    x = 82,058,850.45

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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.