Home / 199,268,435.60-298,944,643.80-84,193,744.40

Finding the Fourth Proportional to 199,268,435.60, 298,944,643.80 and 84,193,744.40

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Solution

The fourth proportional to 199,268,435.60, 298,944,643.80 and 84,193,744.40 is: 126,308,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,268,435.60 : 298,944,643.80 = 84,193,744.40 : x
  2. Step 2: Convert to fraction form
    199,268,435.60/298,944,643.80 = 84,193,744.40/x
  3. Step 3: Cross multiply
    199,268,435.60x = 298,944,643.80 × 84,193,744.40
  4. Step 4: Simplify right side
    199,268,435.60x = 25,169,268,929,846,248
  5. Step 5: Solve for x
    x = 25,169,268,929,846,248/199,268,435.60
  6. Step 6: Final answer
    x = 126,308,358.14

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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.