Home / 300,117,708.56-414,162,437.92-162,762,444.56

Finding the Fourth Proportional to 300,117,708.56, 414,162,437.92 and 162,762,444.56

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Solution

The fourth proportional to 300,117,708.56, 414,162,437.92 and 162,762,444.56 is: 224,612,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,117,708.56 : 414,162,437.92 = 162,762,444.56 : x
  2. Step 2: Convert to fraction form
    300,117,708.56/414,162,437.92 = 162,762,444.56/x
  3. Step 3: Cross multiply
    300,117,708.56x = 414,162,437.92 × 162,762,444.56
  4. Step 4: Simplify right side
    300,117,708.56x = 67,410,090,841,416,944
  5. Step 5: Solve for x
    x = 67,410,090,841,416,944/300,117,708.56
  6. Step 6: Final answer
    x = 224,612,173.55

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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.