Home / 190,570,869,021.97-262,992,515,250.26-103,768,197,417.67

Finding the Fourth Proportional to 190,570,869,021.97, 262,992,515,250.26 and 103,768,197,417.67

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Solution

The fourth proportional to 190,570,869,021.97, 262,992,515,250.26 and 103,768,197,417.67 is: 143,202,680,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,570,869,021.97 : 262,992,515,250.26 = 103,768,197,417.67 : x
  2. Step 2: Convert to fraction form
    190,570,869,021.97/262,992,515,250.26 = 103,768,197,417.67/x
  3. Step 3: Cross multiply
    190,570,869,021.97x = 262,992,515,250.26 × 103,768,197,417.67
  4. Step 4: Simplify right side
    190,570,869,021.97x = 27,290,259,241,858,567,766,016
  5. Step 5: Solve for x
    x = 27,290,259,241,858,567,766,016/190,570,869,021.97
  6. Step 6: Final answer
    x = 143,202,680,356.74

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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.