Home / 168,497,729.60-252,746,594.40-134,485,505.60

Finding the Fourth Proportional to 168,497,729.60, 252,746,594.40 and 134,485,505.60

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Solution

The fourth proportional to 168,497,729.60, 252,746,594.40 and 134,485,505.60 is: 201,728,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,497,729.60 : 252,746,594.40 = 134,485,505.60 : x
  2. Step 2: Convert to fraction form
    168,497,729.60/252,746,594.40 = 134,485,505.60/x
  3. Step 3: Cross multiply
    168,497,729.60x = 252,746,594.40 × 134,485,505.60
  4. Step 4: Simplify right side
    168,497,729.60x = 33,990,753,536,562,128
  5. Step 5: Solve for x
    x = 33,990,753,536,562,128/168,497,729.60
  6. Step 6: Final answer
    x = 201,728,258.40

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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.