Home / 72,601,000,621.89-108,901,705,236.64-27,846,215,999.78

Finding the Fourth Proportional to 72,601,000,621.89, 108,901,705,236.64 and 27,846,215,999.78

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Solution

The fourth proportional to 72,601,000,621.89, 108,901,705,236.64 and 27,846,215,999.78 is: 41,769,402,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,601,000,621.89 : 108,901,705,236.64 = 27,846,215,999.78 : x
  2. Step 2: Convert to fraction form
    72,601,000,621.89/108,901,705,236.64 = 27,846,215,999.78/x
  3. Step 3: Cross multiply
    72,601,000,621.89x = 108,901,705,236.64 × 27,846,215,999.78
  4. Step 4: Simplify right side
    72,601,000,621.89x = 3,032,500,406,763,305,566,208
  5. Step 5: Solve for x
    x = 3,032,500,406,763,305,566,208/72,601,000,621.89
  6. Step 6: Final answer
    x = 41,769,402,360.68

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1.5x scale

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.