Home / 262,991,325.15-394,486,987.73-109,747,360.35

Finding the Fourth Proportional to 262,991,325.15, 394,486,987.73 and 109,747,360.35

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Solution

The fourth proportional to 262,991,325.15, 394,486,987.73 and 109,747,360.35 is: 164,621,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,991,325.15 : 394,486,987.73 = 109,747,360.35 : x
  2. Step 2: Convert to fraction form
    262,991,325.15/394,486,987.73 = 109,747,360.35/x
  3. Step 3: Cross multiply
    262,991,325.15x = 394,486,987.73 × 109,747,360.35
  4. Step 4: Simplify right side
    262,991,325.15x = 43,293,905,595,241,600
  5. Step 5: Solve for x
    x = 43,293,905,595,241,600/262,991,325.15
  6. Step 6: Final answer
    x = 164,621,040.53

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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.