Home / 57,200,292.80-85,968,400.80-49,809,982.40

Finding the Fourth Proportional to 57,200,292.80, 85,968,400.80 and 49,809,982.40

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Solution

The fourth proportional to 57,200,292.80, 85,968,400.80 and 49,809,982.40 is: 74,861,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,200,292.80 : 85,968,400.80 = 49,809,982.40 : x
  2. Step 2: Convert to fraction form
    57,200,292.80/85,968,400.80 = 49,809,982.40/x
  3. Step 3: Cross multiply
    57,200,292.80x = 85,968,400.80 × 49,809,982.40
  4. Step 4: Simplify right side
    57,200,292.80x = 4,282,084,530,804,145.50
  5. Step 5: Solve for x
    x = 4,282,084,530,804,145.50/57,200,292.80
  6. Step 6: Final answer
    x = 74,861,234.47

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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.