Finding the Fourth Proportional to 5,259,747,907.51, 7,902,208,360.74 and 3,372,641,347.87
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Solution
The fourth proportional to 5,259,747,907.51, 7,902,208,360.74 and 3,372,641,347.87 is: 5,067,032,703.01
Step by Step Solution
- Step 1: Write the proportion equation
5,259,747,907.51 : 7,902,208,360.74 = 3,372,641,347.87 : x - Step 2: Convert to fraction form
5,259,747,907.51/7,902,208,360.74 = 3,372,641,347.87/x - Step 3: Cross multiply
5,259,747,907.51x = 7,902,208,360.74 × 3,372,641,347.87 - Step 4: Simplify right side
5,259,747,907.51x = 26,651,314,656,915,734,528 - Step 5: Solve for x
x = 26,651,314,656,915,734,528/5,259,747,907.51 - Step 6: Final answer
x = 5,067,032,703.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.