Home / 68,883,672,138.24-103,325,835,014.01-21,076,605,301.32

Finding the Fourth Proportional to 68,883,672,138.24, 103,325,835,014.01 and 21,076,605,301.32

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Solution

The fourth proportional to 68,883,672,138.24, 103,325,835,014.01 and 21,076,605,301.32 is: 31,615,007,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,672,138.24 : 103,325,835,014.01 = 21,076,605,301.32 : x
  2. Step 2: Convert to fraction form
    68,883,672,138.24/103,325,835,014.01 = 21,076,605,301.32/x
  3. Step 3: Cross multiply
    68,883,672,138.24x = 103,325,835,014.01 × 21,076,605,301.32
  4. Step 4: Simplify right side
    68,883,672,138.24x = 2,177,757,842,019,598,729,216
  5. Step 5: Solve for x
    x = 2,177,757,842,019,598,729,216/68,883,672,138.24
  6. Step 6: Final answer
    x = 31,615,007,946.28

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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.