Home / 143,111,568.20-214,667,352.30-97,761,936.20

Finding the Fourth Proportional to 143,111,568.20, 214,667,352.30 and 97,761,936.20

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Solution

The fourth proportional to 143,111,568.20, 214,667,352.30 and 97,761,936.20 is: 146,642,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,111,568.20 : 214,667,352.30 = 97,761,936.20 : x
  2. Step 2: Convert to fraction form
    143,111,568.20/214,667,352.30 = 97,761,936.20/x
  3. Step 3: Cross multiply
    143,111,568.20x = 214,667,352.30 × 97,761,936.20
  4. Step 4: Simplify right side
    143,111,568.20x = 20,986,295,999,775,524
  5. Step 5: Solve for x
    x = 20,986,295,999,775,524/143,111,568.20
  6. Step 6: Final answer
    x = 146,642,904.30

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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.