Finding the Fourth Proportional to 2,295,157,169.60, 3,441,539,701.92 and 820,728,589.76
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Solution
The fourth proportional to 2,295,157,169.60, 3,441,539,701.92 and 820,728,589.76 is: 1,230,665,186.49
Step by Step Solution
- Step 1: Write the proportion equation
2,295,157,169.60 : 3,441,539,701.92 = 820,728,589.76 : x - Step 2: Convert to fraction form
2,295,157,169.60/3,441,539,701.92 = 820,728,589.76/x - Step 3: Cross multiply
2,295,157,169.60x = 3,441,539,701.92 × 820,728,589.76 - Step 4: Simplify right side
2,295,157,169.60x = 2,824,570,026,159,852,544 - Step 5: Solve for x
x = 2,824,570,026,159,852,544/2,295,157,169.60 - Step 6: Final answer
x = 1,230,665,186.49
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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.