Home / 252,983,385,107.70-379,461,712,773.82-82,980,580,751.55

Finding the Fourth Proportional to 252,983,385,107.70, 379,461,712,773.82 and 82,980,580,751.55

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Solution

The fourth proportional to 252,983,385,107.70, 379,461,712,773.82 and 82,980,580,751.55 is: 124,466,487,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983,385,107.70 : 379,461,712,773.82 = 82,980,580,751.55 : x
  2. Step 2: Convert to fraction form
    252,983,385,107.70/379,461,712,773.82 = 82,980,580,751.55/x
  3. Step 3: Cross multiply
    252,983,385,107.70x = 379,461,712,773.82 × 82,980,580,751.55
  4. Step 4: Simplify right side
    252,983,385,107.70x = 31,487,953,298,949,444,468,736
  5. Step 5: Solve for x
    x = 31,487,953,298,949,444,468,736/252,983,385,107.70
  6. Step 6: Final answer
    x = 124,466,487,336.88

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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.