Home / 112,242,076.40-168,331,621.80-35,588,601.20

Finding the Fourth Proportional to 112,242,076.40, 168,331,621.80 and 35,588,601.20

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Solution

The fourth proportional to 112,242,076.40, 168,331,621.80 and 35,588,601.20 is: 53,372,916.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,242,076.40 : 168,331,621.80 = 35,588,601.20 : x
  2. Step 2: Convert to fraction form
    112,242,076.40/168,331,621.80 = 35,588,601.20/x
  3. Step 3: Cross multiply
    112,242,076.40x = 168,331,621.80 × 35,588,601.20
  4. Step 4: Simplify right side
    112,242,076.40x = 5,990,686,957,589,427
  5. Step 5: Solve for x
    x = 5,990,686,957,589,427/112,242,076.40
  6. Step 6: Final answer
    x = 53,372,916.38

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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.