Finding the Fourth Proportional to 57,615,794,548.24, 79,510,737,805.47 and 31,543,724,918.98
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Solution
The fourth proportional to 57,615,794,548.24, 79,510,737,805.47 and 31,543,724,918.98 is: 43,530,855,750.69
Step by Step Solution
- Step 1: Write the proportion equation
57,615,794,548.24 : 79,510,737,805.47 = 31,543,724,918.98 : x - Step 2: Convert to fraction form
57,615,794,548.24/79,510,737,805.47 = 31,543,724,918.98/x - Step 3: Cross multiply
57,615,794,548.24x = 79,510,737,805.47 × 31,543,724,918.98 - Step 4: Simplify right side
57,615,794,548.24x = 2,508,064,841,440,889,405,440 - Step 5: Solve for x
x = 2,508,064,841,440,889,405,440/57,615,794,548.24 - Step 6: Final answer
x = 43,530,855,750.69
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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.