Home / 107,389,972.35-148,193,383.44-62,740,084.84

Finding the Fourth Proportional to 107,389,972.35, 148,193,383.44 and 62,740,084.84

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Solution

The fourth proportional to 107,389,972.35, 148,193,383.44 and 62,740,084.84 is: 86,578,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,389,972.35 : 148,193,383.44 = 62,740,084.84 : x
  2. Step 2: Convert to fraction form
    107,389,972.35/148,193,383.44 = 62,740,084.84/x
  3. Step 3: Cross multiply
    107,389,972.35x = 148,193,383.44 × 62,740,084.84
  4. Step 4: Simplify right side
    107,389,972.35x = 9,297,665,449,678,978
  5. Step 5: Solve for x
    x = 9,297,665,449,678,978/107,389,972.35
  6. Step 6: Final answer
    x = 86,578,525.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.