Home / 291,575,910.24-402,383,153.76-161,204,116.32

Finding the Fourth Proportional to 291,575,910.24, 402,383,153.76 and 161,204,116.32

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Solution

The fourth proportional to 291,575,910.24, 402,383,153.76 and 161,204,116.32 is: 222,466,323.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,575,910.24 : 402,383,153.76 = 161,204,116.32 : x
  2. Step 2: Convert to fraction form
    291,575,910.24/402,383,153.76 = 161,204,116.32/x
  3. Step 3: Cross multiply
    291,575,910.24x = 402,383,153.76 × 161,204,116.32
  4. Step 4: Simplify right side
    291,575,910.24x = 64,865,820,723,935,480
  5. Step 5: Solve for x
    x = 64,865,820,723,935,480/291,575,910.24
  6. Step 6: Final answer
    x = 222,466,323.33

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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.