Home / 139,674,010.56-192,765,285.84-76,956,546.48

Finding the Fourth Proportional to 139,674,010.56, 192,765,285.84 and 76,956,546.48

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Solution

The fourth proportional to 139,674,010.56, 192,765,285.84 and 76,956,546.48 is: 106,208,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,674,010.56 : 192,765,285.84 = 76,956,546.48 : x
  2. Step 2: Convert to fraction form
    139,674,010.56/192,765,285.84 = 76,956,546.48/x
  3. Step 3: Cross multiply
    139,674,010.56x = 192,765,285.84 × 76,956,546.48
  4. Step 4: Simplify right side
    139,674,010.56x = 14,834,550,679,476,446
  5. Step 5: Solve for x
    x = 14,834,550,679,476,446/139,674,010.56
  6. Step 6: Final answer
    x = 106,208,382.07

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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.