Home / 101,993,378.82-153,022,409.67-36,413,109.66

Finding the Fourth Proportional to 101,993,378.82, 153,022,409.67 and 36,413,109.66

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Solution

The fourth proportional to 101,993,378.82, 153,022,409.67 and 36,413,109.66 is: 54,631,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,378.82 : 153,022,409.67 = 36,413,109.66 : x
  2. Step 2: Convert to fraction form
    101,993,378.82/153,022,409.67 = 36,413,109.66/x
  3. Step 3: Cross multiply
    101,993,378.82x = 153,022,409.67 × 36,413,109.66
  4. Step 4: Simplify right side
    101,993,378.82x = 5,572,021,783,751,153
  5. Step 5: Solve for x
    x = 5,572,021,783,751,153/101,993,378.82
  6. Step 6: Final answer
    x = 54,631,210.85

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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.