Home / 348,404,901.80-480,794,949.06-191,768,659.88

Finding the Fourth Proportional to 348,404,901.80, 480,794,949.06 and 191,768,659.88

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Solution

The fourth proportional to 348,404,901.80, 480,794,949.06 and 191,768,659.88 is: 264,638,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,404,901.80 : 480,794,949.06 = 191,768,659.88 : x
  2. Step 2: Convert to fraction form
    348,404,901.80/480,794,949.06 = 191,768,659.88/x
  3. Step 3: Cross multiply
    348,404,901.80x = 480,794,949.06 × 191,768,659.88
  4. Step 4: Simplify right side
    348,404,901.80x = 92,201,403,058,309,056
  5. Step 5: Solve for x
    x = 92,201,403,058,309,056/348,404,901.80
  6. Step 6: Final answer
    x = 264,638,650.55

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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.