Home / 148,524,382.08-204,967,180.80-83,339,107.20

Finding the Fourth Proportional to 148,524,382.08, 204,967,180.80 and 83,339,107.20

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Solution

The fourth proportional to 148,524,382.08, 204,967,180.80 and 83,339,107.20 is: 115,009,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,524,382.08 : 204,967,180.80 = 83,339,107.20 : x
  2. Step 2: Convert to fraction form
    148,524,382.08/204,967,180.80 = 83,339,107.20/x
  3. Step 3: Cross multiply
    148,524,382.08x = 204,967,180.80 × 83,339,107.20
  4. Step 4: Simplify right side
    148,524,382.08x = 17,081,781,853,172,984
  5. Step 5: Solve for x
    x = 17,081,781,853,172,984/148,524,382.08
  6. Step 6: Final answer
    x = 115,009,950.65

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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.