Home / 188,118,497.76-282,214,085.64-71,524,788.48

Finding the Fourth Proportional to 188,118,497.76, 282,214,085.64 and 71,524,788.48

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Solution

The fourth proportional to 188,118,497.76, 282,214,085.64 and 71,524,788.48 is: 107,300,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,118,497.76 : 282,214,085.64 = 71,524,788.48 : x
  2. Step 2: Convert to fraction form
    188,118,497.76/282,214,085.64 = 71,524,788.48/x
  3. Step 3: Cross multiply
    188,118,497.76x = 282,214,085.64 × 71,524,788.48
  4. Step 4: Simplify right side
    188,118,497.76x = 20,185,302,781,477,604
  5. Step 5: Solve for x
    x = 20,185,302,781,477,604/188,118,497.76
  6. Step 6: Final answer
    x = 107,300,999.22

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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.