Finding the Fourth Proportional to 874,145,311,204.25, 1,206,239,574,965.30 and 483,503,467,303.03
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Solution
The fourth proportional to 874,145,311,204.25, 1,206,239,574,965.30 and 483,503,467,303.03 is: 667,190,007,677.78
Step by Step Solution
- Step 1: Write the proportion equation
874,145,311,204.25 : 1,206,239,574,965.30 = 483,503,467,303.03 : x - Step 2: Convert to fraction form
874,145,311,204.25/1,206,239,574,965.30 = 483,503,467,303.03/x - Step 3: Cross multiply
874,145,311,204.25x = 1,206,239,574,965.30 × 483,503,467,303.03 - Step 4: Simplify right side
874,145,311,204.25x = 583,221,016,893,855,774,015,488 - Step 5: Solve for x
x = 583,221,016,893,855,774,015,488/874,145,311,204.25 - Step 6: Final answer
x = 667,190,007,677.78
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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.