Home / 45,494,517.60-68,241,776.40-30,189,016.80

Finding the Fourth Proportional to 45,494,517.60, 68,241,776.40 and 30,189,016.80

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Solution

The fourth proportional to 45,494,517.60, 68,241,776.40 and 30,189,016.80 is: 45,283,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494,517.60 : 68,241,776.40 = 30,189,016.80 : x
  2. Step 2: Convert to fraction form
    45,494,517.60/68,241,776.40 = 30,189,016.80/x
  3. Step 3: Cross multiply
    45,494,517.60x = 68,241,776.40 × 30,189,016.80
  4. Step 4: Simplify right side
    45,494,517.60x = 2,060,152,134,201,443.75
  5. Step 5: Solve for x
    x = 2,060,152,134,201,443.75/45,494,517.60
  6. Step 6: Final answer
    x = 45,283,525.20

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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.