Home / 965,016,404.42-1,447,285,458.09-274,929,637.10

Finding the Fourth Proportional to 965,016,404.42, 1,447,285,458.09 and 274,929,637.10

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Solution

The fourth proportional to 965,016,404.42, 1,447,285,458.09 and 274,929,637.10 is: 412,326,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,016,404.42 : 1,447,285,458.09 = 274,929,637.10 : x
  2. Step 2: Convert to fraction form
    965,016,404.42/1,447,285,458.09 = 274,929,637.10/x
  3. Step 3: Cross multiply
    965,016,404.42x = 1,447,285,458.09 × 274,929,637.10
  4. Step 4: Simplify right side
    965,016,404.42x = 397,901,665,772,790,976
  5. Step 5: Solve for x
    x = 397,901,665,772,790,976/965,016,404.42
  6. Step 6: Final answer
    x = 412,326,323.11

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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.