Home / 619,923,740,836.95-855,494,755,405.65-334,782,260,932.92

Finding the Fourth Proportional to 619,923,740,836.95, 855,494,755,405.65 and 334,782,260,932.92

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Solution

The fourth proportional to 619,923,740,836.95, 855,494,755,405.65 and 334,782,260,932.92 is: 461,999,516,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,923,740,836.95 : 855,494,755,405.65 = 334,782,260,932.92 : x
  2. Step 2: Convert to fraction form
    619,923,740,836.95/855,494,755,405.65 = 334,782,260,932.92/x
  3. Step 3: Cross multiply
    619,923,740,836.95x = 855,494,755,405.65 × 334,782,260,932.92
  4. Step 4: Simplify right side
    619,923,740,836.95x = 286,404,468,430,958,873,280,512
  5. Step 5: Solve for x
    x = 286,404,468,430,958,873,280,512/619,923,740,836.95
  6. Step 6: Final answer
    x = 461,999,516,334.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.