Finding the Fourth Proportional to 9,497,958,272,604.20, 13,106,463,096,339 and 5,330,396,727,950.40
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Solution
The fourth proportional to 9,497,958,272,604.20, 13,106,463,096,339 and 5,330,396,727,950.40 is: 7,355,543,791,473.49
Step by Step Solution
- Step 1: Write the proportion equation
9,497,958,272,604.20 : 13,106,463,096,339 = 5,330,396,727,950.40 : x - Step 2: Convert to fraction form
9,497,958,272,604.20/13,106,463,096,339 = 5,330,396,727,950.40/x - Step 3: Cross multiply
9,497,958,272,604.20x = 13,106,463,096,339 × 5,330,396,727,950.40 - Step 4: Simplify right side
9,497,958,272,604.20x = 69,862,648,003,728,075,755,880,448 - Step 5: Solve for x
x = 69,862,648,003,728,075,755,880,448/9,497,958,272,604.20 - Step 6: Final answer
x = 7,355,543,791,473.49
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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.