Home / 106,296,934.76-146,689,768.75-57,404,362.76

Finding the Fourth Proportional to 106,296,934.76, 146,689,768.75 and 57,404,362.76

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Solution

The fourth proportional to 106,296,934.76, 146,689,768.75 and 57,404,362.76 is: 79,218,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,296,934.76 : 146,689,768.75 = 57,404,362.76 : x
  2. Step 2: Convert to fraction form
    106,296,934.76/146,689,768.75 = 57,404,362.76/x
  3. Step 3: Cross multiply
    106,296,934.76x = 146,689,768.75 × 57,404,362.76
  4. Step 4: Simplify right side
    106,296,934.76x = 8,420,632,698,505,511
  5. Step 5: Solve for x
    x = 8,420,632,698,505,511/106,296,934.76
  6. Step 6: Final answer
    x = 79,218,019.95

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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.