Home / 505,554,348.80-758,331,523.20-359,679,699.20

Finding the Fourth Proportional to 505,554,348.80, 758,331,523.20 and 359,679,699.20

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Solution

The fourth proportional to 505,554,348.80, 758,331,523.20 and 359,679,699.20 is: 539,519,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,554,348.80 : 758,331,523.20 = 359,679,699.20 : x
  2. Step 2: Convert to fraction form
    505,554,348.80/758,331,523.20 = 359,679,699.20/x
  3. Step 3: Cross multiply
    505,554,348.80x = 758,331,523.20 × 359,679,699.20
  4. Step 4: Simplify right side
    505,554,348.80x = 272,756,454,158,453,824
  5. Step 5: Solve for x
    x = 272,756,454,158,453,824/505,554,348.80
  6. Step 6: Final answer
    x = 539,519,548.80

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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.