Home / 197,370,639.60-296,226,020.61-136,828,880.88

Finding the Fourth Proportional to 197,370,639.60, 296,226,020.61 and 136,828,880.88

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Solution

The fourth proportional to 197,370,639.60, 296,226,020.61 and 136,828,880.88 is: 205,361,217.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,370,639.60 : 296,226,020.61 = 136,828,880.88 : x
  2. Step 2: Convert to fraction form
    197,370,639.60/296,226,020.61 = 136,828,880.88/x
  3. Step 3: Cross multiply
    197,370,639.60x = 296,226,020.61 × 136,828,880.88
  4. Step 4: Simplify right side
    197,370,639.60x = 40,532,274,887,602,112
  5. Step 5: Solve for x
    x = 40,532,274,887,602,112/197,370,639.60
  6. Step 6: Final answer
    x = 205,361,217.71

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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.