Finding the Fourth Proportional to 56,631,932,646,668, 78,151,235,329,998 and 31,631,757,571,876
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Solution
The fourth proportional to 56,631,932,646,668, 78,151,235,329,998 and 31,631,757,571,876 is: 43,651,360,890,763.70
Step by Step Solution
- Step 1: Write the proportion equation
56,631,932,646,668 : 78,151,235,329,998 = 31,631,757,571,876 : x - Step 2: Convert to fraction form
56,631,932,646,668/78,151,235,329,998 = 31,631,757,571,876/x - Step 3: Cross multiply
56,631,932,646,668x = 78,151,235,329,998 × 31,631,757,571,876 - Step 4: Simplify right side
56,631,932,646,668x = 2,472,060,929,901,127,374,938,832,896 - Step 5: Solve for x
x = 2,472,060,929,901,127,374,938,832,896/56,631,932,646,668 - Step 6: Final answer
x = 43,651,360,890,763.70
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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.