Home / 190,052,998.60-262,273,138.12-103,132,870.60

Finding the Fourth Proportional to 190,052,998.60, 262,273,138.12 and 103,132,870.60

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Solution

The fourth proportional to 190,052,998.60, 262,273,138.12 and 103,132,870.60 is: 142,323,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,998.60 : 262,273,138.12 = 103,132,870.60 : x
  2. Step 2: Convert to fraction form
    190,052,998.60/262,273,138.12 = 103,132,870.60/x
  3. Step 3: Cross multiply
    190,052,998.60x = 262,273,138.12 × 103,132,870.60
  4. Step 4: Simplify right side
    190,052,998.60x = 27,048,981,615,585,888
  5. Step 5: Solve for x
    x = 27,048,981,615,585,888/190,052,998.60
  6. Step 6: Final answer
    x = 142,323,361.46

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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.