Home / 190,245,870.44-262,540,644.90-103,325,742.44

Finding the Fourth Proportional to 190,245,870.44, 262,540,644.90 and 103,325,742.44

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Solution

The fourth proportional to 190,245,870.44, 262,540,644.90 and 103,325,742.44 is: 142,590,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,870.44 : 262,540,644.90 = 103,325,742.44 : x
  2. Step 2: Convert to fraction form
    190,245,870.44/262,540,644.90 = 103,325,742.44/x
  3. Step 3: Cross multiply
    190,245,870.44x = 262,540,644.90 × 103,325,742.44
  4. Step 4: Simplify right side
    190,245,870.44x = 27,127,207,054,968,900
  5. Step 5: Solve for x
    x = 27,127,207,054,968,900/190,245,870.44
  6. Step 6: Final answer
    x = 142,590,254.35

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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.