Home / 658,600,220.44-988,007,756.10-270,318,840.76

Finding the Fourth Proportional to 658,600,220.44, 988,007,756.10 and 270,318,840.76

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Solution

The fourth proportional to 658,600,220.44, 988,007,756.10 and 270,318,840.76 is: 405,522,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,600,220.44 : 988,007,756.10 = 270,318,840.76 : x
  2. Step 2: Convert to fraction form
    658,600,220.44/988,007,756.10 = 270,318,840.76/x
  3. Step 3: Cross multiply
    658,600,220.44x = 988,007,756.10 × 270,318,840.76
  4. Step 4: Simplify right side
    658,600,220.44x = 267,077,111,290,840,800
  5. Step 5: Solve for x
    x = 267,077,111,290,840,800/658,600,220.44
  6. Step 6: Final answer
    x = 405,522,353.32

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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.