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Finding the Fourth Proportional to 79,207,647.60, 118,832,466.60 and 28,084,335.60

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Solution

The fourth proportional to 79,207,647.60, 118,832,466.60 and 28,084,335.60 is: 42,133,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,207,647.60 : 118,832,466.60 = 28,084,335.60 : x
  2. Step 2: Convert to fraction form
    79,207,647.60/118,832,466.60 = 28,084,335.60/x
  3. Step 3: Cross multiply
    79,207,647.60x = 118,832,466.60 × 28,084,335.60
  4. Step 4: Simplify right side
    79,207,647.60x = 3,337,330,872,170,191
  5. Step 5: Solve for x
    x = 3,337,330,872,170,191/79,207,647.60
  6. Step 6: Final answer
    x = 42,133,947.58

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