Home / 416,023,760.80-624,035,641.20-201,032,912.80

Finding the Fourth Proportional to 416,023,760.80, 624,035,641.20 and 201,032,912.80

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Solution

The fourth proportional to 416,023,760.80, 624,035,641.20 and 201,032,912.80 is: 301,549,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,023,760.80 : 624,035,641.20 = 201,032,912.80 : x
  2. Step 2: Convert to fraction form
    416,023,760.80/624,035,641.20 = 201,032,912.80/x
  3. Step 3: Cross multiply
    416,023,760.80x = 624,035,641.20 × 201,032,912.80
  4. Step 4: Simplify right side
    416,023,760.80x = 125,451,702,641,451,712
  5. Step 5: Solve for x
    x = 125,451,702,641,451,712/416,023,760.80
  6. Step 6: Final answer
    x = 301,549,369.20

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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.