Home / 68,883,672,137.74-103,325,835,013.26-21,076,605,300.83

Finding the Fourth Proportional to 68,883,672,137.74, 103,325,835,013.26 and 21,076,605,300.83

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Solution

The fourth proportional to 68,883,672,137.74, 103,325,835,013.26 and 21,076,605,300.83 is: 31,615,007,945.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,672,137.74 : 103,325,835,013.26 = 21,076,605,300.83 : x
  2. Step 2: Convert to fraction form
    68,883,672,137.74/103,325,835,013.26 = 21,076,605,300.83/x
  3. Step 3: Cross multiply
    68,883,672,137.74x = 103,325,835,013.26 × 21,076,605,300.83
  4. Step 4: Simplify right side
    68,883,672,137.74x = 2,177,757,841,953,161,740,288
  5. Step 5: Solve for x
    x = 2,177,757,841,953,161,740,288/68,883,672,137.74
  6. Step 6: Final answer
    x = 31,615,007,945.55

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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.