Home / 820,908,757.46-1,233,327,559.04-526,380,923.96

Finding the Fourth Proportional to 820,908,757.46, 1,233,327,559.04 and 526,380,923.96

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Solution

The fourth proportional to 820,908,757.46, 1,233,327,559.04 and 526,380,923.96 is: 790,831,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,908,757.46 : 1,233,327,559.04 = 526,380,923.96 : x
  2. Step 2: Convert to fraction form
    820,908,757.46/1,233,327,559.04 = 526,380,923.96/x
  3. Step 3: Cross multiply
    820,908,757.46x = 1,233,327,559.04 × 526,380,923.96
  4. Step 4: Simplify right side
    820,908,757.46x = 649,200,100,064,008,192
  5. Step 5: Solve for x
    x = 649,200,100,064,008,192/820,908,757.46
  6. Step 6: Final answer
    x = 790,831,007.91

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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.