Home / 77,923,755.14-107,534,908.07-43,117,912.58

Finding the Fourth Proportional to 77,923,755.14, 107,534,908.07 and 43,117,912.58

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Solution

The fourth proportional to 77,923,755.14, 107,534,908.07 and 43,117,912.58 is: 59,502,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,923,755.14 : 107,534,908.07 = 43,117,912.58 : x
  2. Step 2: Convert to fraction form
    77,923,755.14/107,534,908.07 = 43,117,912.58/x
  3. Step 3: Cross multiply
    77,923,755.14x = 107,534,908.07 × 43,117,912.58
  4. Step 4: Simplify right side
    77,923,755.14x = 4,636,680,764,707,333
  5. Step 5: Solve for x
    x = 4,636,680,764,707,333/77,923,755.14
  6. Step 6: Final answer
    x = 59,502,789.06

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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.