Home / 188,089,304.30-282,022,188.14-71,513,193.54

Finding the Fourth Proportional to 188,089,304.30, 282,022,188.14 and 71,513,193.54

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Solution

The fourth proportional to 188,089,304.30, 282,022,188.14 and 71,513,193.54 is: 107,227,295.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,089,304.30 : 282,022,188.14 = 71,513,193.54 : x
  2. Step 2: Convert to fraction form
    188,089,304.30/282,022,188.14 = 71,513,193.54/x
  3. Step 3: Cross multiply
    188,089,304.30x = 282,022,188.14 × 71,513,193.54
  4. Step 4: Simplify right side
    188,089,304.30x = 20,168,307,322,588,192
  5. Step 5: Solve for x
    x = 20,168,307,322,588,192/188,089,304.30
  6. Step 6: Final answer
    x = 107,227,295.02

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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.