Home / 121,874,368.14-168,186,947.46-66,119,785.69

Finding the Fourth Proportional to 121,874,368.14, 168,186,947.46 and 66,119,785.69

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Solution

The fourth proportional to 121,874,368.14, 168,186,947.46 and 66,119,785.69 is: 91,245,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,874,368.14 : 168,186,947.46 = 66,119,785.69 : x
  2. Step 2: Convert to fraction form
    121,874,368.14/168,186,947.46 = 66,119,785.69/x
  3. Step 3: Cross multiply
    121,874,368.14x = 168,186,947.46 × 66,119,785.69
  4. Step 4: Simplify right side
    121,874,368.14x = 11,120,484,921,910,490
  5. Step 5: Solve for x
    x = 11,120,484,921,910,490/121,874,368.14
  6. Step 6: Final answer
    x = 91,245,477.55

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