Home / 190,245,870.96-262,540,645.60-103,325,742.96

Finding the Fourth Proportional to 190,245,870.96, 262,540,645.60 and 103,325,742.96

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Solution

The fourth proportional to 190,245,870.96, 262,540,645.60 and 103,325,742.96 is: 142,590,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,870.96 : 262,540,645.60 = 103,325,742.96 : x
  2. Step 2: Convert to fraction form
    190,245,870.96/262,540,645.60 = 103,325,742.96/x
  3. Step 3: Cross multiply
    190,245,870.96x = 262,540,645.60 × 103,325,742.96
  4. Step 4: Simplify right side
    190,245,870.96x = 27,127,207,263,818,052
  5. Step 5: Solve for x
    x = 27,127,207,263,818,052/190,245,870.96
  6. Step 6: Final answer
    x = 142,590,255.06

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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.