Home / 139,566,523.56-209,372,525.94-41,208,172.62

Finding the Fourth Proportional to 139,566,523.56, 209,372,525.94 and 41,208,172.62

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Solution

The fourth proportional to 139,566,523.56, 209,372,525.94 and 41,208,172.62 is: 61,818,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,566,523.56 : 209,372,525.94 = 41,208,172.62 : x
  2. Step 2: Convert to fraction form
    139,566,523.56/209,372,525.94 = 41,208,172.62/x
  3. Step 3: Cross multiply
    139,566,523.56x = 209,372,525.94 × 41,208,172.62
  4. Step 4: Simplify right side
    139,566,523.56x = 8,627,859,190,820,947
  5. Step 5: Solve for x
    x = 8,627,859,190,820,947/139,566,523.56
  6. Step 6: Final answer
    x = 61,818,973.28

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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.