Home / 1,919,784,788,424-2,877,661,376,425-645,927,333,842.22

Finding the Fourth Proportional to 1,919,784,788,424, 2,877,661,376,425 and 645,927,333,842.22

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Solution

The fourth proportional to 1,919,784,788,424, 2,877,661,376,425 and 645,927,333,842.22 is: 968,212,766,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,784,788,424 : 2,877,661,376,425 = 645,927,333,842.22 : x
  2. Step 2: Convert to fraction form
    1,919,784,788,424/2,877,661,376,425 = 645,927,333,842.22/x
  3. Step 3: Cross multiply
    1,919,784,788,424x = 2,877,661,376,425 × 645,927,333,842.22
  4. Step 4: Simplify right side
    1,919,784,788,424x = 1,858,760,140,574,933,135,654,912
  5. Step 5: Solve for x
    x = 1,858,760,140,574,933,135,654,912/1,919,784,788,424
  6. Step 6: Final answer
    x = 968,212,766,234.51

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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.