Home / 112,356,135.80-168,282,261.30-92,200,743.80

Finding the Fourth Proportional to 112,356,135.80, 168,282,261.30 and 92,200,743.80

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Solution

The fourth proportional to 112,356,135.80, 168,282,261.30 and 92,200,743.80 is: 138,094,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,356,135.80 : 168,282,261.30 = 92,200,743.80 : x
  2. Step 2: Convert to fraction form
    112,356,135.80/168,282,261.30 = 92,200,743.80/x
  3. Step 3: Cross multiply
    112,356,135.80x = 168,282,261.30 × 92,200,743.80
  4. Step 4: Simplify right side
    112,356,135.80x = 15,515,749,660,205,956
  5. Step 5: Solve for x
    x = 15,515,749,660,205,956/112,356,135.80
  6. Step 6: Final answer
    x = 138,094,368.85

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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.