Home / 99,845,086.80-149,692,980.60-42,290,245.20

Finding the Fourth Proportional to 99,845,086.80, 149,692,980.60 and 42,290,245.20

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Solution

The fourth proportional to 99,845,086.80, 149,692,980.60 and 42,290,245.20 is: 63,403,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,845,086.80 : 149,692,980.60 = 42,290,245.20 : x
  2. Step 2: Convert to fraction form
    99,845,086.80/149,692,980.60 = 42,290,245.20/x
  3. Step 3: Cross multiply
    99,845,086.80x = 149,692,980.60 × 42,290,245.20
  4. Step 4: Simplify right side
    99,845,086.80x = 6,330,552,854,292,843
  5. Step 5: Solve for x
    x = 6,330,552,854,292,843/99,845,086.80
  6. Step 6: Final answer
    x = 63,403,749.32

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