Home / 139,270,876.06-192,195,550.29-76,553,821.30

Finding the Fourth Proportional to 139,270,876.06, 192,195,550.29 and 76,553,821.30

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Solution

The fourth proportional to 139,270,876.06, 192,195,550.29 and 76,553,821.30 is: 105,645,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,270,876.06 : 192,195,550.29 = 76,553,821.30 : x
  2. Step 2: Convert to fraction form
    139,270,876.06/192,195,550.29 = 76,553,821.30/x
  3. Step 3: Cross multiply
    139,270,876.06x = 192,195,550.29 × 76,553,821.30
  4. Step 4: Simplify right side
    139,270,876.06x = 14,713,303,811,555,822
  5. Step 5: Solve for x
    x = 14,713,303,811,555,822/139,270,876.06
  6. Step 6: Final answer
    x = 105,645,230.56

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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.