Home / 91,477,787.04-137,187,546.48-30,052,687.68

Finding the Fourth Proportional to 91,477,787.04, 137,187,546.48 and 30,052,687.68

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Solution

The fourth proportional to 91,477,787.04, 137,187,546.48 and 30,052,687.68 is: 45,069,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,477,787.04 : 137,187,546.48 = 30,052,687.68 : x
  2. Step 2: Convert to fraction form
    91,477,787.04/137,187,546.48 = 30,052,687.68/x
  3. Step 3: Cross multiply
    91,477,787.04x = 137,187,546.48 × 30,052,687.68
  4. Step 4: Simplify right side
    91,477,787.04x = 4,122,854,487,948,923
  5. Step 5: Solve for x
    x = 4,122,854,487,948,923/91,477,787.04
  6. Step 6: Final answer
    x = 45,069,460.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.