Home / 456,511,954.76-629,987,705.70-247,668,090.92

Finding the Fourth Proportional to 456,511,954.76, 629,987,705.70 and 247,668,090.92

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Solution

The fourth proportional to 456,511,954.76, 629,987,705.70 and 247,668,090.92 is: 341,782,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,511,954.76 : 629,987,705.70 = 247,668,090.92 : x
  2. Step 2: Convert to fraction form
    456,511,954.76/629,987,705.70 = 247,668,090.92/x
  3. Step 3: Cross multiply
    456,511,954.76x = 629,987,705.70 × 247,668,090.92
  4. Step 4: Simplify right side
    456,511,954.76x = 156,027,852,373,789,792
  5. Step 5: Solve for x
    x = 156,027,852,373,789,792/456,511,954.76
  6. Step 6: Final answer
    x = 341,782,620.91

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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.