Home / 45,494,405.60-68,241,608.40-30,188,904.80

Finding the Fourth Proportional to 45,494,405.60, 68,241,608.40 and 30,188,904.80

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Solution

The fourth proportional to 45,494,405.60, 68,241,608.40 and 30,188,904.80 is: 45,283,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,494,405.60 : 68,241,608.40 = 30,188,904.80 : x
  2. Step 2: Convert to fraction form
    45,494,405.60/68,241,608.40 = 30,188,904.80/x
  3. Step 3: Cross multiply
    45,494,405.60x = 68,241,608.40 × 30,188,904.80
  4. Step 4: Simplify right side
    45,494,405.60x = 2,060,139,419,386,480.50
  5. Step 5: Solve for x
    x = 2,060,139,419,386,480.50/45,494,405.60
  6. Step 6: Final answer
    x = 45,283,357.20

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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.