Home / 57,487,762.80-86,231,644.20-53,680,633.20

Finding the Fourth Proportional to 57,487,762.80, 86,231,644.20 and 53,680,633.20

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Solution

The fourth proportional to 57,487,762.80, 86,231,644.20 and 53,680,633.20 is: 80,520,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,487,762.80 : 86,231,644.20 = 53,680,633.20 : x
  2. Step 2: Convert to fraction form
    57,487,762.80/86,231,644.20 = 53,680,633.20/x
  3. Step 3: Cross multiply
    57,487,762.80x = 86,231,644.20 × 53,680,633.20
  4. Step 4: Simplify right side
    57,487,762.80x = 4,628,969,262,533,108
  5. Step 5: Solve for x
    x = 4,628,969,262,533,108/57,487,762.80
  6. Step 6: Final answer
    x = 80,520,949.80

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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.