Home / 570,847,233.20-856,270,849.80-505,090,266.80

Finding the Fourth Proportional to 570,847,233.20, 856,270,849.80 and 505,090,266.80

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Solution

The fourth proportional to 570,847,233.20, 856,270,849.80 and 505,090,266.80 is: 757,635,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,847,233.20 : 856,270,849.80 = 505,090,266.80 : x
  2. Step 2: Convert to fraction form
    570,847,233.20/856,270,849.80 = 505,090,266.80/x
  3. Step 3: Cross multiply
    570,847,233.20x = 856,270,849.80 × 505,090,266.80
  4. Step 4: Simplify right side
    570,847,233.20x = 432,494,071,978,544,704
  5. Step 5: Solve for x
    x = 432,494,071,978,544,704/570,847,233.20
  6. Step 6: Final answer
    x = 757,635,400.20

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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.