Finding the Fourth Proportional to 5,521,719,053.42, 8,283,741,977.61 and 1,790,719,523.16
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Solution
The fourth proportional to 5,521,719,053.42, 8,283,741,977.61 and 1,790,719,523.16 is: 2,686,456,580.02
Step by Step Solution
- Step 1: Write the proportion equation
5,521,719,053.42 : 8,283,741,977.61 = 1,790,719,523.16 : x - Step 2: Convert to fraction form
5,521,719,053.42/8,283,741,977.61 = 1,790,719,523.16/x - Step 3: Cross multiply
5,521,719,053.42x = 8,283,741,977.61 × 1,790,719,523.16 - Step 4: Simplify right side
5,521,719,053.42x = 14,833,858,484,075,880,448 - Step 5: Solve for x
x = 14,833,858,484,075,880,448/5,521,719,053.42 - Step 6: Final answer
x = 2,686,456,580.02
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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.