Home / 170,809,214.10-256,213,821.15-162,448,458.90

Finding the Fourth Proportional to 170,809,214.10, 256,213,821.15 and 162,448,458.90

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Solution

The fourth proportional to 170,809,214.10, 256,213,821.15 and 162,448,458.90 is: 243,672,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,809,214.10 : 256,213,821.15 = 162,448,458.90 : x
  2. Step 2: Convert to fraction form
    170,809,214.10/256,213,821.15 = 162,448,458.90/x
  3. Step 3: Cross multiply
    170,809,214.10x = 256,213,821.15 × 162,448,458.90
  4. Step 4: Simplify right side
    170,809,214.10x = 41,621,540,394,697,728
  5. Step 5: Solve for x
    x = 41,621,540,394,697,728/170,809,214.10
  6. Step 6: Final answer
    x = 243,672,688.35

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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.