Home / 457,104,991,889.68-685,204,587,096.32-214,648,080,335.92

Finding the Fourth Proportional to 457,104,991,889.68, 685,204,587,096.32 and 214,648,080,335.92

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Solution

The fourth proportional to 457,104,991,889.68, 685,204,587,096.32 and 214,648,080,335.92 is: 321,759,446,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,104,991,889.68 : 685,204,587,096.32 = 214,648,080,335.92 : x
  2. Step 2: Convert to fraction form
    457,104,991,889.68/685,204,587,096.32 = 214,648,080,335.92/x
  3. Step 3: Cross multiply
    457,104,991,889.68x = 685,204,587,096.32 × 214,648,080,335.92
  4. Step 4: Simplify right side
    457,104,991,889.68x = 147,077,849,257,591,783,292,928
  5. Step 5: Solve for x
    x = 147,077,849,257,591,783,292,928/457,104,991,889.68
  6. Step 6: Final answer
    x = 321,759,446,663.60

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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.