Home / 102,443,622,611.97-153,673,183,887.81-31,705,488,052.77

Finding the Fourth Proportional to 102,443,622,611.97, 153,673,183,887.81 and 31,705,488,052.77

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Solution

The fourth proportional to 102,443,622,611.97, 153,673,183,887.81 and 31,705,488,052.77 is: 47,560,630,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,443,622,611.97 : 153,673,183,887.81 = 31,705,488,052.77 : x
  2. Step 2: Convert to fraction form
    102,443,622,611.97/153,673,183,887.81 = 31,705,488,052.77/x
  3. Step 3: Cross multiply
    102,443,622,611.97x = 153,673,183,887.81 × 31,705,488,052.77
  4. Step 4: Simplify right side
    102,443,622,611.97x = 4,872,283,295,786,086,694,912
  5. Step 5: Solve for x
    x = 4,872,283,295,786,086,694,912/102,443,622,611.97
  6. Step 6: Final answer
    x = 47,560,630,633.31

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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.