Home / 203,167,770.42-280,369,981.38-110,348,942.55

Finding the Fourth Proportional to 203,167,770.42, 280,369,981.38 and 110,348,942.55

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Solution

The fourth proportional to 203,167,770.42, 280,369,981.38 and 110,348,942.55 is: 152,280,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,167,770.42 : 280,369,981.38 = 110,348,942.55 : x
  2. Step 2: Convert to fraction form
    203,167,770.42/280,369,981.38 = 110,348,942.55/x
  3. Step 3: Cross multiply
    203,167,770.42x = 280,369,981.38 × 110,348,942.55
  4. Step 4: Simplify right side
    203,167,770.42x = 30,938,530,968,046,188
  5. Step 5: Solve for x
    x = 30,938,530,968,046,188/203,167,770.42
  6. Step 6: Final answer
    x = 152,280,703.30

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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.