Home / 188,118,479.34-282,214,057.93-71,524,769.92

Finding the Fourth Proportional to 188,118,479.34, 282,214,057.93 and 71,524,769.92

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Solution

The fourth proportional to 188,118,479.34, 282,214,057.93 and 71,524,769.92 is: 107,300,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,118,479.34 : 282,214,057.93 = 71,524,769.92 : x
  2. Step 2: Convert to fraction form
    188,118,479.34/282,214,057.93 = 71,524,769.92/x
  3. Step 3: Cross multiply
    188,118,479.34x = 282,214,057.93 × 71,524,769.92
  4. Step 4: Simplify right side
    188,118,479.34x = 20,185,295,560,748,456
  5. Step 5: Solve for x
    x = 20,185,295,560,748,456/188,118,479.34
  6. Step 6: Final answer
    x = 107,300,971.34

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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.