Home / 248,920,820.80-373,381,231.20-214,880,603.20

Finding the Fourth Proportional to 248,920,820.80, 373,381,231.20 and 214,880,603.20

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Solution

The fourth proportional to 248,920,820.80, 373,381,231.20 and 214,880,603.20 is: 322,320,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,920,820.80 : 373,381,231.20 = 214,880,603.20 : x
  2. Step 2: Convert to fraction form
    248,920,820.80/373,381,231.20 = 214,880,603.20/x
  3. Step 3: Cross multiply
    248,920,820.80x = 373,381,231.20 × 214,880,603.20
  4. Step 4: Simplify right side
    248,920,820.80x = 80,232,384,183,814,656
  5. Step 5: Solve for x
    x = 80,232,384,183,814,656/248,920,820.80
  6. Step 6: Final answer
    x = 322,320,904.80

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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.