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Finding the Fourth Proportional to 167,338,405.70, 251,007,608.55 and 167,338,405.70

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Solution

The fourth proportional to 167,338,405.70, 251,007,608.55 and 167,338,405.70 is: 251,007,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,338,405.70 : 251,007,608.55 = 167,338,405.70 : x
  2. Step 2: Convert to fraction form
    167,338,405.70/251,007,608.55 = 167,338,405.70/x
  3. Step 3: Cross multiply
    167,338,405.70x = 251,007,608.55 × 167,338,405.70
  4. Step 4: Simplify right side
    167,338,405.70x = 42,003,213,033,326,688
  5. Step 5: Solve for x
    x = 42,003,213,033,326,688/167,338,405.70
  6. Step 6: Final answer
    x = 251,007,608.55

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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.