Home / 107,843,485.35-161,765,228.03-82,334,317.35

Finding the Fourth Proportional to 107,843,485.35, 161,765,228.03 and 82,334,317.35

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Solution

The fourth proportional to 107,843,485.35, 161,765,228.03 and 82,334,317.35 is: 123,501,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,843,485.35 : 161,765,228.03 = 82,334,317.35 : x
  2. Step 2: Convert to fraction form
    107,843,485.35/161,765,228.03 = 82,334,317.35/x
  3. Step 3: Cross multiply
    107,843,485.35x = 161,765,228.03 × 82,334,317.35
  4. Step 4: Simplify right side
    107,843,485.35x = 13,318,829,620,405,464
  5. Step 5: Solve for x
    x = 13,318,829,620,405,464/107,843,485.35
  6. Step 6: Final answer
    x = 123,501,476.03

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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.