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Finding the Fourth Proportional to 136,086,477.60, 204,129,716.40 and 136,086,477.60

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Solution

The fourth proportional to 136,086,477.60, 204,129,716.40 and 136,086,477.60 is: 204,129,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,086,477.60 : 204,129,716.40 = 136,086,477.60 : x
  2. Step 2: Convert to fraction form
    136,086,477.60/204,129,716.40 = 136,086,477.60/x
  3. Step 3: Cross multiply
    136,086,477.60x = 204,129,716.40 × 136,086,477.60
  4. Step 4: Simplify right side
    136,086,477.60x = 27,779,294,078,362,952
  5. Step 5: Solve for x
    x = 27,779,294,078,362,952/136,086,477.60
  6. Step 6: Final answer
    x = 204,129,716.40

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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.