Home / 146,018,857.80-219,028,286.70-88,575,990.60

Finding the Fourth Proportional to 146,018,857.80, 219,028,286.70 and 88,575,990.60

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Solution

The fourth proportional to 146,018,857.80, 219,028,286.70 and 88,575,990.60 is: 132,863,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,018,857.80 : 219,028,286.70 = 88,575,990.60 : x
  2. Step 2: Convert to fraction form
    146,018,857.80/219,028,286.70 = 88,575,990.60/x
  3. Step 3: Cross multiply
    146,018,857.80x = 219,028,286.70 × 88,575,990.60
  4. Step 4: Simplify right side
    146,018,857.80x = 19,400,647,463,873,304
  5. Step 5: Solve for x
    x = 19,400,647,463,873,304/146,018,857.80
  6. Step 6: Final answer
    x = 132,863,985.90

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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.