Home / 106,028,554.60-159,042,831.90-78,818,775.40

Finding the Fourth Proportional to 106,028,554.60, 159,042,831.90 and 78,818,775.40

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Solution

The fourth proportional to 106,028,554.60, 159,042,831.90 and 78,818,775.40 is: 118,228,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,028,554.60 : 159,042,831.90 = 78,818,775.40 : x
  2. Step 2: Convert to fraction form
    106,028,554.60/159,042,831.90 = 78,818,775.40/x
  3. Step 3: Cross multiply
    106,028,554.60x = 159,042,831.90 × 78,818,775.40
  4. Step 4: Simplify right side
    106,028,554.60x = 12,535,561,246,506,056
  5. Step 5: Solve for x
    x = 12,535,561,246,506,056/106,028,554.60
  6. Step 6: Final answer
    x = 118,228,163.10

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