Home / 300,117,661.75-414,162,373.22-162,762,397.75

Finding the Fourth Proportional to 300,117,661.75, 414,162,373.22 and 162,762,397.75

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Solution

The fourth proportional to 300,117,661.75, 414,162,373.22 and 162,762,397.75 is: 224,612,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,117,661.75 : 414,162,373.22 = 162,762,397.75 : x
  2. Step 2: Convert to fraction form
    300,117,661.75/414,162,373.22 = 162,762,397.75/x
  3. Step 3: Cross multiply
    300,117,661.75x = 414,162,373.22 × 162,762,397.75
  4. Step 4: Simplify right side
    300,117,661.75x = 67,410,060,923,117,592
  5. Step 5: Solve for x
    x = 67,410,060,923,117,592/300,117,661.75
  6. Step 6: Final answer
    x = 224,612,108.90

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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.