Home / 188,847,905.40-283,271,858.10-112,131,444.60

Finding the Fourth Proportional to 188,847,905.40, 283,271,858.10 and 112,131,444.60

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Solution

The fourth proportional to 188,847,905.40, 283,271,858.10 and 112,131,444.60 is: 168,197,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,847,905.40 : 283,271,858.10 = 112,131,444.60 : x
  2. Step 2: Convert to fraction form
    188,847,905.40/283,271,858.10 = 112,131,444.60/x
  3. Step 3: Cross multiply
    188,847,905.40x = 283,271,858.10 × 112,131,444.60
  4. Step 4: Simplify right side
    188,847,905.40x = 31,763,682,663,279,212
  5. Step 5: Solve for x
    x = 31,763,682,663,279,212/188,847,905.40
  6. Step 6: Final answer
    x = 168,197,166.90

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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.