Home / 2,873,475,042,473.20-3,965,420,287,319-1,638,943,011,019

Finding the Fourth Proportional to 2,873,475,042,473.20, 3,965,420,287,319 and 1,638,943,011,019

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Solution

The fourth proportional to 2,873,475,042,473.20, 3,965,420,287,319 and 1,638,943,011,019 is: 2,261,755,459,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,475,042,473.20 : 3,965,420,287,319 = 1,638,943,011,019 : x
  2. Step 2: Convert to fraction form
    2,873,475,042,473.20/3,965,420,287,319 = 1,638,943,011,019/x
  3. Step 3: Cross multiply
    2,873,475,042,473.20x = 3,965,420,287,319 × 1,638,943,011,019
  4. Step 4: Simplify right side
    2,873,475,042,473.20x = 6,499,097,865,654,429,947,002,880
  5. Step 5: Solve for x
    x = 6,499,097,865,654,429,947,002,880/2,873,475,042,473.20
  6. Step 6: Final answer
    x = 2,261,755,459,710.09

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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.