Home / 294,354,643.44-406,191,105.19-162,188,243.79

Finding the Fourth Proportional to 294,354,643.44, 406,191,105.19 and 162,188,243.79

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Solution

The fourth proportional to 294,354,643.44, 406,191,105.19 and 162,188,243.79 is: 223,809,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,354,643.44 : 406,191,105.19 = 162,188,243.79 : x
  2. Step 2: Convert to fraction form
    294,354,643.44/406,191,105.19 = 162,188,243.79/x
  3. Step 3: Cross multiply
    294,354,643.44x = 406,191,105.19 × 162,188,243.79
  4. Step 4: Simplify right side
    294,354,643.44x = 65,879,421,993,885,248
  5. Step 5: Solve for x
    x = 65,879,421,993,885,248/294,354,643.44
  6. Step 6: Final answer
    x = 223,809,691.68

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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.