Home / 294,458,015.20-441,687,022.80-196,247,718.40

Finding the Fourth Proportional to 294,458,015.20, 441,687,022.80 and 196,247,718.40

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Solution

The fourth proportional to 294,458,015.20, 441,687,022.80 and 196,247,718.40 is: 294,371,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,458,015.20 : 441,687,022.80 = 196,247,718.40 : x
  2. Step 2: Convert to fraction form
    294,458,015.20/441,687,022.80 = 196,247,718.40/x
  3. Step 3: Cross multiply
    294,458,015.20x = 441,687,022.80 × 196,247,718.40
  4. Step 4: Simplify right side
    294,458,015.20x = 86,680,070,471,388,784
  5. Step 5: Solve for x
    x = 86,680,070,471,388,784/294,458,015.20
  6. Step 6: Final answer
    x = 294,371,577.60

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1.5x scale

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.