Home / 1,893,675,653,218.90-2,840,226,476,371.30-515,387,067,778.25

Finding the Fourth Proportional to 1,893,675,653,218.90, 2,840,226,476,371.30 and 515,387,067,778.25

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Solution

The fourth proportional to 1,893,675,653,218.90, 2,840,226,476,371.30 and 515,387,067,778.25 is: 773,002,490,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,675,653,218.90 : 2,840,226,476,371.30 = 515,387,067,778.25 : x
  2. Step 2: Convert to fraction form
    1,893,675,653,218.90/2,840,226,476,371.30 = 515,387,067,778.25/x
  3. Step 3: Cross multiply
    1,893,675,653,218.90x = 2,840,226,476,371.30 × 515,387,067,778.25
  4. Step 4: Simplify right side
    1,893,675,653,218.90x = 1,463,815,995,483,155,177,930,752
  5. Step 5: Solve for x
    x = 1,463,815,995,483,155,177,930,752/1,893,675,653,218.90
  6. Step 6: Final answer
    x = 773,002,490,154.50

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Double scale
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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.