Home / 56,936,405.70-85,404,608.55-54,149,487.30

Finding the Fourth Proportional to 56,936,405.70, 85,404,608.55 and 54,149,487.30

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Solution

The fourth proportional to 56,936,405.70, 85,404,608.55 and 54,149,487.30 is: 81,224,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,936,405.70 : 85,404,608.55 = 54,149,487.30 : x
  2. Step 2: Convert to fraction form
    56,936,405.70/85,404,608.55 = 54,149,487.30/x
  3. Step 3: Cross multiply
    56,936,405.70x = 85,404,608.55 × 54,149,487.30
  4. Step 4: Simplify right side
    56,936,405.70x = 4,624,615,766,039,696
  5. Step 5: Solve for x
    x = 4,624,615,766,039,696/56,936,405.70
  6. Step 6: Final answer
    x = 81,224,230.95

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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.