Finding the Fourth Proportional to 5,326,882,907.04, 7,350,932,388.24 and 2,947,877,707.68
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Solution
The fourth proportional to 5,326,882,907.04, 7,350,932,388.24 and 2,947,877,707.68 is: 4,067,979,359.81
Step by Step Solution
- Step 1: Write the proportion equation
5,326,882,907.04 : 7,350,932,388.24 = 2,947,877,707.68 : x - Step 2: Convert to fraction form
5,326,882,907.04/7,350,932,388.24 = 2,947,877,707.68/x - Step 3: Cross multiply
5,326,882,907.04x = 7,350,932,388.24 × 2,947,877,707.68 - Step 4: Simplify right side
5,326,882,907.04x = 21,669,649,717,955,596,288 - Step 5: Solve for x
x = 21,669,649,717,955,596,288/5,326,882,907.04 - Step 6: Final answer
x = 4,067,979,359.81
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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.