Home / 434,635,520,917.20-651,565,542,022.20-169,578,259,285.20

Finding the Fourth Proportional to 434,635,520,917.20, 651,565,542,022.20 and 169,578,259,285.20

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Solution

The fourth proportional to 434,635,520,917.20, 651,565,542,022.20 and 169,578,259,285.20 is: 254,216,107,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,635,520,917.20 : 651,565,542,022.20 = 169,578,259,285.20 : x
  2. Step 2: Convert to fraction form
    434,635,520,917.20/651,565,542,022.20 = 169,578,259,285.20/x
  3. Step 3: Cross multiply
    434,635,520,917.20x = 651,565,542,022.20 × 169,578,259,285.20
  4. Step 4: Simplify right side
    434,635,520,917.20x = 110,491,350,426,342,513,442,816
  5. Step 5: Solve for x
    x = 110,491,350,426,342,513,442,816/434,635,520,917.20
  6. Step 6: Final answer
    x = 254,216,107,770.43

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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.