Home / 73,295,999.80-109,943,999.70-69,936,767.80

Finding the Fourth Proportional to 73,295,999.80, 109,943,999.70 and 69,936,767.80

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Solution

The fourth proportional to 73,295,999.80, 109,943,999.70 and 69,936,767.80 is: 104,905,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,295,999.80 : 109,943,999.70 = 69,936,767.80 : x
  2. Step 2: Convert to fraction form
    73,295,999.80/109,943,999.70 = 69,936,767.80/x
  3. Step 3: Cross multiply
    73,295,999.80x = 109,943,999.70 × 69,936,767.80
  4. Step 4: Simplify right side
    73,295,999.80x = 7,689,127,978,022,170
  5. Step 5: Solve for x
    x = 7,689,127,978,022,170/73,295,999.80
  6. Step 6: Final answer
    x = 104,905,151.70

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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.