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Finding the Fourth Proportional to 365,473,009.80, 547,967,413.80 and 201,789,181.80

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Solution

The fourth proportional to 365,473,009.80, 547,967,413.80 and 201,789,181.80 is: 302,550,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,473,009.80 : 547,967,413.80 = 201,789,181.80 : x
  2. Step 2: Convert to fraction form
    365,473,009.80/547,967,413.80 = 201,789,181.80/x
  3. Step 3: Cross multiply
    365,473,009.80x = 547,967,413.80 × 201,789,181.80
  4. Step 4: Simplify right side
    365,473,009.80x = 110,573,896,083,764,032
  5. Step 5: Solve for x
    x = 110,573,896,083,764,032/365,473,009.80
  6. Step 6: Final answer
    x = 302,550,101.15

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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.