Finding the Fourth Proportional to 71,827,311,307.78, 107,741,070,655.76 and 29,332,208,564.87
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Solution
The fourth proportional to 71,827,311,307.78, 107,741,070,655.76 and 29,332,208,564.87 is: 43,998,355,192.99
Step by Step Solution
- Step 1: Write the proportion equation
71,827,311,307.78 : 107,741,070,655.76 = 29,332,208,564.87 : x - Step 2: Convert to fraction form
71,827,311,307.78/107,741,070,655.76 = 29,332,208,564.87/x - Step 3: Cross multiply
71,827,311,307.78x = 107,741,070,655.76 × 29,332,208,564.87 - Step 4: Simplify right side
71,827,311,307.78x = 3,160,283,555,476,931,608,576 - Step 5: Solve for x
x = 3,160,283,555,476,931,608,576/71,827,311,307.78 - Step 6: Final answer
x = 43,998,355,192.99
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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.