Home / 197,861,795.60-296,792,693.40-146,205,730.40

Finding the Fourth Proportional to 197,861,795.60, 296,792,693.40 and 146,205,730.40

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Solution

The fourth proportional to 197,861,795.60, 296,792,693.40 and 146,205,730.40 is: 219,308,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,861,795.60 : 296,792,693.40 = 146,205,730.40 : x
  2. Step 2: Convert to fraction form
    197,861,795.60/296,792,693.40 = 146,205,730.40/x
  3. Step 3: Cross multiply
    197,861,795.60x = 296,792,693.40 × 146,205,730.40
  4. Step 4: Simplify right side
    197,861,795.60x = 43,392,792,515,930,256
  5. Step 5: Solve for x
    x = 43,392,792,515,930,256/197,861,795.60
  6. Step 6: Final answer
    x = 219,308,595.60

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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.