Home / 305,859,141,960.38-422,086,034,499.67-166,810,759,858.08

Finding the Fourth Proportional to 305,859,141,960.38, 422,086,034,499.67 and 166,810,759,858.08

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Solution

The fourth proportional to 305,859,141,960.38, 422,086,034,499.67 and 166,810,759,858.08 is: 230,199,076,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,859,141,960.38 : 422,086,034,499.67 = 166,810,759,858.08 : x
  2. Step 2: Convert to fraction form
    305,859,141,960.38/422,086,034,499.67 = 166,810,759,858.08/x
  3. Step 3: Cross multiply
    305,859,141,960.38x = 422,086,034,499.67 × 166,810,759,858.08
  4. Step 4: Simplify right side
    305,859,141,960.38x = 70,408,492,140,373,714,403,328
  5. Step 5: Solve for x
    x = 70,408,492,140,373,714,403,328/305,859,141,960.38
  6. Step 6: Final answer
    x = 230,199,076,898.92

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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.