Home / 133,060,051.70-199,590,077.55-75,530,093.30

Finding the Fourth Proportional to 133,060,051.70, 199,590,077.55 and 75,530,093.30

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Solution

The fourth proportional to 133,060,051.70, 199,590,077.55 and 75,530,093.30 is: 113,295,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,051.70 : 199,590,077.55 = 75,530,093.30 : x
  2. Step 2: Convert to fraction form
    133,060,051.70/199,590,077.55 = 75,530,093.30/x
  3. Step 3: Cross multiply
    133,060,051.70x = 199,590,077.55 × 75,530,093.30
  4. Step 4: Simplify right side
    133,060,051.70x = 15,075,057,179,105,736
  5. Step 5: Solve for x
    x = 15,075,057,179,105,736/133,060,051.70
  6. Step 6: Final answer
    x = 113,295,139.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.