Home / 77,962,839.53-107,588,720.61-43,155,529.97

Finding the Fourth Proportional to 77,962,839.53, 107,588,720.61 and 43,155,529.97

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Solution

The fourth proportional to 77,962,839.53, 107,588,720.61 and 43,155,529.97 is: 59,554,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,962,839.53 : 107,588,720.61 = 43,155,529.97 : x
  2. Step 2: Convert to fraction form
    77,962,839.53/107,588,720.61 = 43,155,529.97/x
  3. Step 3: Cross multiply
    77,962,839.53x = 107,588,720.61 × 43,155,529.97
  4. Step 4: Simplify right side
    77,962,839.53x = 4,643,048,256,180,868
  5. Step 5: Solve for x
    x = 4,643,048,256,180,868/77,962,839.53
  6. Step 6: Final answer
    x = 59,554,632.50

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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.