Home / 13,486,915,409,426-20,195,531,789,846-9,308,204,165,790.80

Finding the Fourth Proportional to 13,486,915,409,426, 20,195,531,789,846 and 9,308,204,165,790.80

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Solution

The fourth proportional to 13,486,915,409,426, 20,195,531,789,846 and 9,308,204,165,790.80 is: 13,938,259,967,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,915,409,426 : 20,195,531,789,846 = 9,308,204,165,790.80 : x
  2. Step 2: Convert to fraction form
    13,486,915,409,426/20,195,531,789,846 = 9,308,204,165,790.80/x
  3. Step 3: Cross multiply
    13,486,915,409,426x = 20,195,531,789,846 × 9,308,204,165,790.80
  4. Step 4: Simplify right side
    13,486,915,409,426x = 187,984,133,136,605,067,167,662,080
  5. Step 5: Solve for x
    x = 187,984,133,136,605,067,167,662,080/13,486,915,409,426
  6. Step 6: Final answer
    x = 13,938,259,967,525.49

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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.