Home / 190,245,869.44-262,540,643.52-103,325,741.44

Finding the Fourth Proportional to 190,245,869.44, 262,540,643.52 and 103,325,741.44

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Solution

The fourth proportional to 190,245,869.44, 262,540,643.52 and 103,325,741.44 is: 142,590,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,869.44 : 262,540,643.52 = 103,325,741.44 : x
  2. Step 2: Convert to fraction form
    190,245,869.44/262,540,643.52 = 103,325,741.44/x
  3. Step 3: Cross multiply
    190,245,869.44x = 262,540,643.52 × 103,325,741.44
  4. Step 4: Simplify right side
    190,245,869.44x = 27,127,206,649,838,732
  5. Step 5: Solve for x
    x = 27,127,206,649,838,732/190,245,869.44
  6. Step 6: Final answer
    x = 142,590,252.97

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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.