Home / 19,862,571,715.97-27,416,991,055.76-11,836,429,097.90

Finding the Fourth Proportional to 19,862,571,715.97, 27,416,991,055.76 and 11,836,429,097.90

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Solution

The fourth proportional to 19,862,571,715.97, 27,416,991,055.76 and 11,836,429,097.90 is: 16,338,230,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862,571,715.97 : 27,416,991,055.76 = 11,836,429,097.90 : x
  2. Step 2: Convert to fraction form
    19,862,571,715.97/27,416,991,055.76 = 11,836,429,097.90/x
  3. Step 3: Cross multiply
    19,862,571,715.97x = 27,416,991,055.76 × 11,836,429,097.90
  4. Step 4: Simplify right side
    19,862,571,715.97x = 324,519,270,709,112,799,232
  5. Step 5: Solve for x
    x = 324,519,270,709,112,799,232/19,862,571,715.97
  6. Step 6: Final answer
    x = 16,338,230,283.05

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1.5x scale

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.