Finding the Fourth Proportional to 8,512,602,578.04, 11,747,155,933.56 and 4,702,057,233.96
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Solution
The fourth proportional to 8,512,602,578.04, 11,747,155,933.56 and 4,702,057,233.96 is: 6,488,708,832.52
Step by Step Solution
- Step 1: Write the proportion equation
8,512,602,578.04 : 11,747,155,933.56 = 4,702,057,233.96 : x - Step 2: Convert to fraction form
8,512,602,578.04/11,747,155,933.56 = 4,702,057,233.96/x - Step 3: Cross multiply
8,512,602,578.04x = 11,747,155,933.56 × 4,702,057,233.96 - Step 4: Simplify right side
8,512,602,578.04x = 55,235,799,535,851,929,600 - Step 5: Solve for x
x = 55,235,799,535,851,929,600/8,512,602,578.04 - Step 6: Final answer
x = 6,488,708,832.52
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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.