Home / 150,132,244.54-225,232,323.93-81,043,565.11

Finding the Fourth Proportional to 150,132,244.54, 225,232,323.93 and 81,043,565.11

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Solution

The fourth proportional to 150,132,244.54, 225,232,323.93 and 81,043,565.11 is: 121,583,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,132,244.54 : 225,232,323.93 = 81,043,565.11 : x
  2. Step 2: Convert to fraction form
    150,132,244.54/225,232,323.93 = 81,043,565.11/x
  3. Step 3: Cross multiply
    150,132,244.54x = 225,232,323.93 × 81,043,565.11
  4. Step 4: Simplify right side
    150,132,244.54x = 18,253,630,509,297,568
  5. Step 5: Solve for x
    x = 18,253,630,509,297,568/150,132,244.54
  6. Step 6: Final answer
    x = 121,583,678.21

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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.