Home / 135,015,291.45-186,321,996.56-73,135,629.41

Finding the Fourth Proportional to 135,015,291.45, 186,321,996.56 and 73,135,629.41

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Solution

The fourth proportional to 135,015,291.45, 186,321,996.56 and 73,135,629.41 is: 100,927,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015,291.45 : 186,321,996.56 = 73,135,629.41 : x
  2. Step 2: Convert to fraction form
    135,015,291.45/186,321,996.56 = 73,135,629.41/x
  3. Step 3: Cross multiply
    135,015,291.45x = 186,321,996.56 × 73,135,629.41
  4. Step 4: Simplify right side
    135,015,291.45x = 13,626,776,490,594,684
  5. Step 5: Solve for x
    x = 13,626,776,490,594,684/135,015,291.45
  6. Step 6: Final answer
    x = 100,927,653.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.