Finding the Fourth Proportional to 4,973,397,794.24, 6,866,386,361.60 and 3,165,929,503.20
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Solution
The fourth proportional to 4,973,397,794.24, 6,866,386,361.60 and 3,165,929,503.20 is: 4,370,954,438.38
Step by Step Solution
- Step 1: Write the proportion equation
4,973,397,794.24 : 6,866,386,361.60 = 3,165,929,503.20 : x - Step 2: Convert to fraction form
4,973,397,794.24/6,866,386,361.60 = 3,165,929,503.20/x - Step 3: Cross multiply
4,973,397,794.24x = 6,866,386,361.60 × 3,165,929,503.20 - Step 4: Simplify right side
4,973,397,794.24x = 21,738,495,162,559,545,344 - Step 5: Solve for x
x = 21,738,495,162,559,545,344/4,973,397,794.24 - Step 6: Final answer
x = 4,370,954,438.38
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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.