Home / 99,840,668.18-137,785,444.37-55,788,736.37

Finding the Fourth Proportional to 99,840,668.18, 137,785,444.37 and 55,788,736.37

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Solution

The fourth proportional to 99,840,668.18, 137,785,444.37 and 55,788,736.37 is: 76,991,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,840,668.18 : 137,785,444.37 = 55,788,736.37 : x
  2. Step 2: Convert to fraction form
    99,840,668.18/137,785,444.37 = 55,788,736.37/x
  3. Step 3: Cross multiply
    99,840,668.18x = 137,785,444.37 × 55,788,736.37
  4. Step 4: Simplify right side
    99,840,668.18x = 7,686,875,830,822,568
  5. Step 5: Solve for x
    x = 7,686,875,830,822,568/99,840,668.18
  6. Step 6: Final answer
    x = 76,991,430.16

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