Home / 112,334,650.80-168,501,976.20-92,851,105.20

Finding the Fourth Proportional to 112,334,650.80, 168,501,976.20 and 92,851,105.20

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Solution

The fourth proportional to 112,334,650.80, 168,501,976.20 and 92,851,105.20 is: 139,276,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,650.80 : 168,501,976.20 = 92,851,105.20 : x
  2. Step 2: Convert to fraction form
    112,334,650.80/168,501,976.20 = 92,851,105.20/x
  3. Step 3: Cross multiply
    112,334,650.80x = 168,501,976.20 × 92,851,105.20
  4. Step 4: Simplify right side
    112,334,650.80x = 15,645,594,718,554,096
  5. Step 5: Solve for x
    x = 15,645,594,718,554,096/112,334,650.80
  6. Step 6: Final answer
    x = 139,276,657.80

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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.