Finding the Fourth Proportional to 7,674,334,246,421.40, 11,511,589,801,135 and 2,773,742,905,668.90
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Solution
The fourth proportional to 7,674,334,246,421.40, 11,511,589,801,135 and 2,773,742,905,668.90 is: 4,160,646,320,396.84
Step by Step Solution
- Step 1: Write the proportion equation
7,674,334,246,421.40 : 11,511,589,801,135 = 2,773,742,905,668.90 : x - Step 2: Convert to fraction form
7,674,334,246,421.40/11,511,589,801,135 = 2,773,742,905,668.90/x - Step 3: Cross multiply
7,674,334,246,421.40x = 11,511,589,801,135 × 2,773,742,905,668.90 - Step 4: Simplify right side
7,674,334,246,421.40x = 31,930,190,543,868,670,062,362,624 - Step 5: Solve for x
x = 31,930,190,543,868,670,062,362,624/7,674,334,246,421.40 - Step 6: Final answer
x = 4,160,646,320,396.84
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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.