Home / 143,734,131.24-215,601,172.26-45,434,842.60

Finding the Fourth Proportional to 143,734,131.24, 215,601,172.26 and 45,434,842.60

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Solution

The fourth proportional to 143,734,131.24, 215,601,172.26 and 45,434,842.60 is: 68,152,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,734,131.24 : 215,601,172.26 = 45,434,842.60 : x
  2. Step 2: Convert to fraction form
    143,734,131.24/215,601,172.26 = 45,434,842.60/x
  3. Step 3: Cross multiply
    143,734,131.24x = 215,601,172.26 × 45,434,842.60
  4. Step 4: Simplify right side
    143,734,131.24x = 9,795,805,326,008,586
  5. Step 5: Solve for x
    x = 9,795,805,326,008,586/143,734,131.24
  6. Step 6: Final answer
    x = 68,152,256.12

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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.