Home / 132,860,490.40-199,290,735.60-89,494,904.80

Finding the Fourth Proportional to 132,860,490.40, 199,290,735.60 and 89,494,904.80

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Solution

The fourth proportional to 132,860,490.40, 199,290,735.60 and 89,494,904.80 is: 134,242,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,490.40 : 199,290,735.60 = 89,494,904.80 : x
  2. Step 2: Convert to fraction form
    132,860,490.40/199,290,735.60 = 89,494,904.80/x
  3. Step 3: Cross multiply
    132,860,490.40x = 199,290,735.60 × 89,494,904.80
  4. Step 4: Simplify right side
    132,860,490.40x = 17,835,505,410,043,970
  5. Step 5: Solve for x
    x = 17,835,505,410,043,970/132,860,490.40
  6. Step 6: Final answer
    x = 134,242,357.20

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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.