Home / 21,998,501,583,556-30,359,536,691,568-12,751,873,063,447

Finding the Fourth Proportional to 21,998,501,583,556, 30,359,536,691,568 and 12,751,873,063,447

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Solution

The fourth proportional to 21,998,501,583,556, 30,359,536,691,568 and 12,751,873,063,447 is: 17,598,514,911,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,501,583,556 : 30,359,536,691,568 = 12,751,873,063,447 : x
  2. Step 2: Convert to fraction form
    21,998,501,583,556/30,359,536,691,568 = 12,751,873,063,447/x
  3. Step 3: Cross multiply
    21,998,501,583,556x = 30,359,536,691,568 × 12,751,873,063,447
  4. Step 4: Simplify right side
    21,998,501,583,556x = 387,140,958,155,936,808,352,874,496
  5. Step 5: Solve for x
    x = 387,140,958,155,936,808,352,874,496/21,998,501,583,556
  6. Step 6: Final answer
    x = 17,598,514,911,821.39

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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.