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Finding the Fourth Proportional to 165,888,097.60, 248,384,248.80 and 165,888,097.60

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Solution

The fourth proportional to 165,888,097.60, 248,384,248.80 and 165,888,097.60 is: 248,384,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,097.60 : 248,384,248.80 = 165,888,097.60 : x
  2. Step 2: Convert to fraction form
    165,888,097.60/248,384,248.80 = 165,888,097.60/x
  3. Step 3: Cross multiply
    165,888,097.60x = 248,384,248.80 × 165,888,097.60
  4. Step 4: Simplify right side
    165,888,097.60x = 41,203,990,507,237,080
  5. Step 5: Solve for x
    x = 41,203,990,507,237,080/165,888,097.60
  6. Step 6: Final answer
    x = 248,384,248.80

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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.