Home / 106,296,963.96-146,689,809.12-57,404,391.96

Finding the Fourth Proportional to 106,296,963.96, 146,689,809.12 and 57,404,391.96

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Solution

The fourth proportional to 106,296,963.96, 146,689,809.12 and 57,404,391.96 is: 79,218,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,296,963.96 : 146,689,809.12 = 57,404,391.96 : x
  2. Step 2: Convert to fraction form
    106,296,963.96/146,689,809.12 = 57,404,391.96/x
  3. Step 3: Cross multiply
    106,296,963.96x = 146,689,809.12 × 57,404,391.96
  4. Step 4: Simplify right side
    106,296,963.96x = 8,420,639,299,262,063
  5. Step 5: Solve for x
    x = 8,420,639,299,262,063/106,296,963.96
  6. Step 6: Final answer
    x = 79,218,060.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.