Home / 135,015,158.70-186,321,813.06-73,135,497.06

Finding the Fourth Proportional to 135,015,158.70, 186,321,813.06 and 73,135,497.06

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Solution

The fourth proportional to 135,015,158.70, 186,321,813.06 and 73,135,497.06 is: 100,927,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015,158.70 : 186,321,813.06 = 73,135,497.06 : x
  2. Step 2: Convert to fraction form
    135,015,158.70/186,321,813.06 = 73,135,497.06/x
  3. Step 3: Cross multiply
    135,015,158.70x = 186,321,813.06 × 73,135,497.06
  4. Step 4: Simplify right side
    135,015,158.70x = 13,626,738,411,263,500
  5. Step 5: Solve for x
    x = 13,626,738,411,263,500/135,015,158.70
  6. Step 6: Final answer
    x = 100,927,470.24

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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.