Finding the Fourth Proportional to 6,888,428,691.21, 10,334,285,253.14 and 2,230,304,058.09
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Solution
The fourth proportional to 6,888,428,691.21, 10,334,285,253.14 and 2,230,304,058.09 is: 3,345,987,796.45
Step by Step Solution
- Step 1: Write the proportion equation
6,888,428,691.21 : 10,334,285,253.14 = 2,230,304,058.09 : x - Step 2: Convert to fraction form
6,888,428,691.21/10,334,285,253.14 = 2,230,304,058.09/x - Step 3: Cross multiply
6,888,428,691.21x = 10,334,285,253.14 × 2,230,304,058.09 - Step 4: Simplify right side
6,888,428,691.21x = 23,048,598,337,526,636,544 - Step 5: Solve for x
x = 23,048,598,337,526,636,544/6,888,428,691.21 - Step 6: Final answer
x = 3,345,987,796.45
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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.