Finding the Fourth Proportional to 3,802,709,531.37, 5,241,675,719.97 and 2,997,624,121.50
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Solution
The fourth proportional to 3,802,709,531.37, 5,241,675,719.97 and 2,997,624,121.50 is: 4,131,941,565.78
Step by Step Solution
- Step 1: Write the proportion equation
3,802,709,531.37 : 5,241,675,719.97 = 2,997,624,121.50 : x - Step 2: Convert to fraction form
3,802,709,531.37/5,241,675,719.97 = 2,997,624,121.50/x - Step 3: Cross multiply
3,802,709,531.37x = 5,241,675,719.97 × 2,997,624,121.50 - Step 4: Simplify right side
3,802,709,531.37x = 15,712,573,575,282,345,984 - Step 5: Solve for x
x = 15,712,573,575,282,345,984/3,802,709,531.37 - Step 6: Final answer
x = 4,131,941,565.78
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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.