Home / 53,381,113,922.40-73,661,068,208.19-31,675,515,992.64

Finding the Fourth Proportional to 53,381,113,922.40, 73,661,068,208.19 and 31,675,515,992.64

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Solution

The fourth proportional to 53,381,113,922.40, 73,661,068,208.19 and 31,675,515,992.64 is: 43,709,322,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381,113,922.40 : 73,661,068,208.19 = 31,675,515,992.64 : x
  2. Step 2: Convert to fraction form
    53,381,113,922.40/73,661,068,208.19 = 31,675,515,992.64/x
  3. Step 3: Cross multiply
    53,381,113,922.40x = 73,661,068,208.19 × 31,675,515,992.64
  4. Step 4: Simplify right side
    53,381,113,922.40x = 2,333,252,344,063,309,643,776
  5. Step 5: Solve for x
    x = 2,333,252,344,063,309,643,776/53,381,113,922.40
  6. Step 6: Final answer
    x = 43,709,322,878.78

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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.