Home / 2,181,789,580.30-3,272,684,413.75-523,696,865.33

Finding the Fourth Proportional to 2,181,789,580.30, 3,272,684,413.75 and 523,696,865.33

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Solution

The fourth proportional to 2,181,789,580.30, 3,272,684,413.75 and 523,696,865.33 is: 785,545,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,789,580.30 : 3,272,684,413.75 = 523,696,865.33 : x
  2. Step 2: Convert to fraction form
    2,181,789,580.30/3,272,684,413.75 = 523,696,865.33/x
  3. Step 3: Cross multiply
    2,181,789,580.30x = 3,272,684,413.75 × 523,696,865.33
  4. Step 4: Simplify right side
    2,181,789,580.30x = 1,713,894,568,702,096,128
  5. Step 5: Solve for x
    x = 1,713,894,568,702,096,128/2,181,789,580.30
  6. Step 6: Final answer
    x = 785,545,308.39

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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.