Home / 619,400,566.20-929,100,849.30-343,901,551.80

Finding the Fourth Proportional to 619,400,566.20, 929,100,849.30 and 343,901,551.80

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Solution

The fourth proportional to 619,400,566.20, 929,100,849.30 and 343,901,551.80 is: 515,852,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,400,566.20 : 929,100,849.30 = 343,901,551.80 : x
  2. Step 2: Convert to fraction form
    619,400,566.20/929,100,849.30 = 343,901,551.80/x
  3. Step 3: Cross multiply
    619,400,566.20x = 929,100,849.30 × 343,901,551.80
  4. Step 4: Simplify right side
    619,400,566.20x = 319,519,223,852,967,936
  5. Step 5: Solve for x
    x = 319,519,223,852,967,936/619,400,566.20
  6. Step 6: Final answer
    x = 515,852,327.70

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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.