Home / 18,267,628,008.60-27,404,465,321.70-7,791,863,016.60

Finding the Fourth Proportional to 18,267,628,008.60, 27,404,465,321.70 and 7,791,863,016.60

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Solution

The fourth proportional to 18,267,628,008.60, 27,404,465,321.70 and 7,791,863,016.60 is: 11,689,084,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,628,008.60 : 27,404,465,321.70 = 7,791,863,016.60 : x
  2. Step 2: Convert to fraction form
    18,267,628,008.60/27,404,465,321.70 = 7,791,863,016.60/x
  3. Step 3: Cross multiply
    18,267,628,008.60x = 27,404,465,321.70 × 7,791,863,016.60
  4. Step 4: Simplify right side
    18,267,628,008.60x = 213,531,839,829,851,471,872
  5. Step 5: Solve for x
    x = 213,531,839,829,851,471,872/18,267,628,008.60
  6. Step 6: Final answer
    x = 11,689,084,085.21

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1.5x scale

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.