Home / 457,104,991,894.92-685,204,587,104.18-214,648,080,341.18

Finding the Fourth Proportional to 457,104,991,894.92, 685,204,587,104.18 and 214,648,080,341.18

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Solution

The fourth proportional to 457,104,991,894.92, 685,204,587,104.18 and 214,648,080,341.18 is: 321,759,446,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,104,991,894.92 : 685,204,587,104.18 = 214,648,080,341.18 : x
  2. Step 2: Convert to fraction form
    457,104,991,894.92/685,204,587,104.18 = 214,648,080,341.18/x
  3. Step 3: Cross multiply
    457,104,991,894.92x = 685,204,587,104.18 × 214,648,080,341.18
  4. Step 4: Simplify right side
    457,104,991,894.92x = 147,077,849,262,883,099,115,520
  5. Step 5: Solve for x
    x = 147,077,849,262,883,099,115,520/457,104,991,894.92
  6. Step 6: Final answer
    x = 321,759,446,671.49

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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.