Home / 253,220,464.44-349,436,734.02-140,194,992.24

Finding the Fourth Proportional to 253,220,464.44, 349,436,734.02 and 140,194,992.24

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Solution

The fourth proportional to 253,220,464.44, 349,436,734.02 and 140,194,992.24 is: 193,464,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,220,464.44 : 349,436,734.02 = 140,194,992.24 : x
  2. Step 2: Convert to fraction form
    253,220,464.44/349,436,734.02 = 140,194,992.24/x
  3. Step 3: Cross multiply
    253,220,464.44x = 349,436,734.02 × 140,194,992.24
  4. Step 4: Simplify right side
    253,220,464.44x = 48,989,280,214,304,848
  5. Step 5: Solve for x
    x = 48,989,280,214,304,848/253,220,464.44
  6. Step 6: Final answer
    x = 193,464,933.11

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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.