Home / 199,287,051.60-298,930,577.40-148,268,715.60

Finding the Fourth Proportional to 199,287,051.60, 298,930,577.40 and 148,268,715.60

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Solution

The fourth proportional to 199,287,051.60, 298,930,577.40 and 148,268,715.60 is: 222,403,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,287,051.60 : 298,930,577.40 = 148,268,715.60 : x
  2. Step 2: Convert to fraction form
    199,287,051.60/298,930,577.40 = 148,268,715.60/x
  3. Step 3: Cross multiply
    199,287,051.60x = 298,930,577.40 × 148,268,715.60
  4. Step 4: Simplify right side
    199,287,051.60x = 44,322,052,764,664,384
  5. Step 5: Solve for x
    x = 44,322,052,764,664,384/199,287,051.60
  6. Step 6: Final answer
    x = 222,403,073.40

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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.