Home / 197,595,991.48-272,686,413.60-115,095,090.64

Finding the Fourth Proportional to 197,595,991.48, 272,686,413.60 and 115,095,090.64

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Solution

The fourth proportional to 197,595,991.48, 272,686,413.60 and 115,095,090.64 is: 158,833,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,595,991.48 : 272,686,413.60 = 115,095,090.64 : x
  2. Step 2: Convert to fraction form
    197,595,991.48/272,686,413.60 = 115,095,090.64/x
  3. Step 3: Cross multiply
    197,595,991.48x = 272,686,413.60 × 115,095,090.64
  4. Step 4: Simplify right side
    197,595,991.48x = 31,384,867,489,588,532
  5. Step 5: Solve for x
    x = 31,384,867,489,588,532/197,595,991.48
  6. Step 6: Final answer
    x = 158,833,523.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.