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Finding the Fourth Proportional to 74,894,496.10, 104,993,852.30 and 74,894,496.10

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Solution

The fourth proportional to 74,894,496.10, 104,993,852.30 and 74,894,496.10 is: 104,993,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,894,496.10 : 104,993,852.30 = 74,894,496.10 : x
  2. Step 2: Convert to fraction form
    74,894,496.10/104,993,852.30 = 74,894,496.10/x
  3. Step 3: Cross multiply
    74,894,496.10x = 104,993,852.30 × 74,894,496.10
  4. Step 4: Simplify right side
    74,894,496.10x = 7,863,461,661,606,325
  5. Step 5: Solve for x
    x = 7,863,461,661,606,325/74,894,496.10
  6. Step 6: Final answer
    x = 104,993,852.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.