Home / 294,354,641.69-406,191,102.78-162,188,242.04

Finding the Fourth Proportional to 294,354,641.69, 406,191,102.78 and 162,188,242.04

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Solution

The fourth proportional to 294,354,641.69, 406,191,102.78 and 162,188,242.04 is: 223,809,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,354,641.69 : 406,191,102.78 = 162,188,242.04 : x
  2. Step 2: Convert to fraction form
    294,354,641.69/406,191,102.78 = 162,188,242.04/x
  3. Step 3: Cross multiply
    294,354,641.69x = 406,191,102.78 × 162,188,242.04
  4. Step 4: Simplify right side
    294,354,641.69x = 65,879,420,893,800,832
  5. Step 5: Solve for x
    x = 65,879,420,893,800,832/294,354,641.69
  6. Step 6: Final answer
    x = 223,809,689.28

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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.