Home / 295,373,879.62-407,639,189.92-168,219,934.40

Finding the Fourth Proportional to 295,373,879.62, 407,639,189.92 and 168,219,934.40

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Solution

The fourth proportional to 295,373,879.62, 407,639,189.92 and 168,219,934.40 is: 232,156,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,373,879.62 : 407,639,189.92 = 168,219,934.40 : x
  2. Step 2: Convert to fraction form
    295,373,879.62/407,639,189.92 = 168,219,934.40/x
  3. Step 3: Cross multiply
    295,373,879.62x = 407,639,189.92 × 168,219,934.40
  4. Step 4: Simplify right side
    295,373,879.62x = 68,573,037,787,211,544
  5. Step 5: Solve for x
    x = 68,573,037,787,211,544/295,373,879.62
  6. Step 6: Final answer
    x = 232,156,742.75

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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.