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Finding the Fourth Proportional to 196,507,246.90, 294,193,999.95 and 196,507,246.90

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Solution

The fourth proportional to 196,507,246.90, 294,193,999.95 and 196,507,246.90 is: 294,193,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,507,246.90 : 294,193,999.95 = 196,507,246.90 : x
  2. Step 2: Convert to fraction form
    196,507,246.90/294,193,999.95 = 196,507,246.90/x
  3. Step 3: Cross multiply
    196,507,246.90x = 294,193,999.95 × 196,507,246.90
  4. Step 4: Simplify right side
    196,507,246.90x = 57,811,252,984,673,240
  5. Step 5: Solve for x
    x = 57,811,252,984,673,240/196,507,246.90
  6. Step 6: Final answer
    x = 294,193,999.95

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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.