Home / 188,847,902.40-283,271,853.60-112,131,441.60

Finding the Fourth Proportional to 188,847,902.40, 283,271,853.60 and 112,131,441.60

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Solution

The fourth proportional to 188,847,902.40, 283,271,853.60 and 112,131,441.60 is: 168,197,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,847,902.40 : 283,271,853.60 = 112,131,441.60 : x
  2. Step 2: Convert to fraction form
    188,847,902.40/283,271,853.60 = 112,131,441.60/x
  3. Step 3: Cross multiply
    188,847,902.40x = 283,271,853.60 × 112,131,441.60
  4. Step 4: Simplify right side
    188,847,902.40x = 31,763,681,308,872,152
  5. Step 5: Solve for x
    x = 31,763,681,308,872,152/188,847,902.40
  6. Step 6: Final answer
    x = 168,197,162.40

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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.