Home / 197,792,976.60-296,689,464.90-129,675,216.60

Finding the Fourth Proportional to 197,792,976.60, 296,689,464.90 and 129,675,216.60

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Solution

The fourth proportional to 197,792,976.60, 296,689,464.90 and 129,675,216.60 is: 194,512,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,792,976.60 : 296,689,464.90 = 129,675,216.60 : x
  2. Step 2: Convert to fraction form
    197,792,976.60/296,689,464.90 = 129,675,216.60/x
  3. Step 3: Cross multiply
    197,792,976.60x = 296,689,464.90 × 129,675,216.60
  4. Step 4: Simplify right side
    197,792,976.60x = 38,473,270,623,845,592
  5. Step 5: Solve for x
    x = 38,473,270,623,845,592/197,792,976.60
  6. Step 6: Final answer
    x = 194,512,824.90

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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.