Home / 121,214,597.40-181,715,607.90-72,711,748.80

Finding the Fourth Proportional to 121,214,597.40, 181,715,607.90 and 72,711,748.80

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Solution

The fourth proportional to 121,214,597.40, 181,715,607.90 and 72,711,748.80 is: 109,003,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,214,597.40 : 181,715,607.90 = 72,711,748.80 : x
  2. Step 2: Convert to fraction form
    121,214,597.40/181,715,607.90 = 72,711,748.80/x
  3. Step 3: Cross multiply
    121,214,597.40x = 181,715,607.90 × 72,711,748.80
  4. Step 4: Simplify right side
    121,214,597.40x = 13,212,859,634,664,096
  5. Step 5: Solve for x
    x = 13,212,859,634,664,096/121,214,597.40
  6. Step 6: Final answer
    x = 109,003,865.20

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