Home / 188,028,538.86-259,487,487.69-104,396,673.61

Finding the Fourth Proportional to 188,028,538.86, 259,487,487.69 and 104,396,673.61

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Solution

The fourth proportional to 188,028,538.86, 259,487,487.69 and 104,396,673.61 is: 144,071,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,028,538.86 : 259,487,487.69 = 104,396,673.61 : x
  2. Step 2: Convert to fraction form
    188,028,538.86/259,487,487.69 = 104,396,673.61/x
  3. Step 3: Cross multiply
    188,028,538.86x = 259,487,487.69 × 104,396,673.61
  4. Step 4: Simplify right side
    188,028,538.86x = 27,089,630,558,551,684
  5. Step 5: Solve for x
    x = 27,089,630,558,551,684/188,028,538.86
  6. Step 6: Final answer
    x = 144,071,909.10

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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.