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Finding the Fourth Proportional to 104,994,633.60, 146,652,364.80 and 104,994,633.60

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Solution

The fourth proportional to 104,994,633.60, 146,652,364.80 and 104,994,633.60 is: 146,652,364.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,994,633.60 : 146,652,364.80 = 104,994,633.60 : x
  2. Step 2: Convert to fraction form
    104,994,633.60/146,652,364.80 = 104,994,633.60/x
  3. Step 3: Cross multiply
    104,994,633.60x = 146,652,364.80 × 104,994,633.60
  4. Step 4: Simplify right side
    104,994,633.60x = 15,397,711,308,749,538
  5. Step 5: Solve for x
    x = 15,397,711,308,749,538/104,994,633.60
  6. Step 6: Final answer
    x = 146,652,364.80

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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.