Home / 294,857,276.40-442,285,914.60-197,859,452.40

Finding the Fourth Proportional to 294,857,276.40, 442,285,914.60 and 197,859,452.40

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Solution

The fourth proportional to 294,857,276.40, 442,285,914.60 and 197,859,452.40 is: 296,789,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,857,276.40 : 442,285,914.60 = 197,859,452.40 : x
  2. Step 2: Convert to fraction form
    294,857,276.40/442,285,914.60 = 197,859,452.40/x
  3. Step 3: Cross multiply
    294,857,276.40x = 442,285,914.60 × 197,859,452.40
  4. Step 4: Simplify right side
    294,857,276.40x = 87,510,448,866,989,168
  5. Step 5: Solve for x
    x = 87,510,448,866,989,168/294,857,276.40
  6. Step 6: Final answer
    x = 296,789,178.60

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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.