Finding the Fourth Proportional to 4,028,003,106.04, 5,558,393,828.16 and 2,219,413,764.82
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Solution
The fourth proportional to 4,028,003,106.04, 5,558,393,828.16 and 2,219,413,764.82 is: 3,062,652,993.99
Step by Step Solution
- Step 1: Write the proportion equation
4,028,003,106.04 : 5,558,393,828.16 = 2,219,413,764.82 : x - Step 2: Convert to fraction form
4,028,003,106.04/5,558,393,828.16 = 2,219,413,764.82/x - Step 3: Cross multiply
4,028,003,106.04x = 5,558,393,828.16 × 2,219,413,764.82 - Step 4: Simplify right side
4,028,003,106.04x = 12,336,375,772,511,270,912 - Step 5: Solve for x
x = 12,336,375,772,511,270,912/4,028,003,106.04 - Step 6: Final answer
x = 3,062,652,993.99
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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.