Home / 31,689,104,696.49-43,731,948,604.82-17,415,672,947.31

Finding the Fourth Proportional to 31,689,104,696.49, 43,731,948,604.82 and 17,415,672,947.31

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Solution

The fourth proportional to 31,689,104,696.49, 43,731,948,604.82 and 17,415,672,947.31 is: 24,034,169,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,104,696.49 : 43,731,948,604.82 = 17,415,672,947.31 : x
  2. Step 2: Convert to fraction form
    31,689,104,696.49/43,731,948,604.82 = 17,415,672,947.31/x
  3. Step 3: Cross multiply
    31,689,104,696.49x = 43,731,948,604.82 × 17,415,672,947.31
  4. Step 4: Simplify right side
    31,689,104,696.49x = 761,621,314,250,027,958,272
  5. Step 5: Solve for x
    x = 761,621,314,250,027,958,272/31,689,104,696.49
  6. Step 6: Final answer
    x = 24,034,169,521.19

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1.5x scale

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.