Home / 112,194,431.10-168,291,646.65-100,101,195.90

Finding the Fourth Proportional to 112,194,431.10, 168,291,646.65 and 100,101,195.90

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Solution

The fourth proportional to 112,194,431.10, 168,291,646.65 and 100,101,195.90 is: 150,151,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,194,431.10 : 168,291,646.65 = 100,101,195.90 : x
  2. Step 2: Convert to fraction form
    112,194,431.10/168,291,646.65 = 100,101,195.90/x
  3. Step 3: Cross multiply
    112,194,431.10x = 168,291,646.65 × 100,101,195.90
  4. Step 4: Simplify right side
    112,194,431.10x = 16,846,195,089,645,230
  5. Step 5: Solve for x
    x = 16,846,195,089,645,230/112,194,431.10
  6. Step 6: Final answer
    x = 150,151,793.85

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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.