Home / 360,844,883.67-497,893,913.73-219,621,512.88

Finding the Fourth Proportional to 360,844,883.67, 497,893,913.73 and 219,621,512.88

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Solution

The fourth proportional to 360,844,883.67, 497,893,913.73 and 219,621,512.88 is: 303,033,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,844,883.67 : 497,893,913.73 = 219,621,512.88 : x
  2. Step 2: Convert to fraction form
    360,844,883.67/497,893,913.73 = 219,621,512.88/x
  3. Step 3: Cross multiply
    360,844,883.67x = 497,893,913.73 × 219,621,512.88
  4. Step 4: Simplify right side
    360,844,883.67x = 109,348,214,587,126,800
  5. Step 5: Solve for x
    x = 109,348,214,587,126,800/360,844,883.67
  6. Step 6: Final answer
    x = 303,033,850.65

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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.