Finding the Fourth Proportional to 2,068,553,520.99, 3,102,743,479.46 and 962,778,032.15
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Solution
The fourth proportional to 2,068,553,520.99, 3,102,743,479.46 and 962,778,032.15 is: 1,444,126,647.48
Step by Step Solution
- Step 1: Write the proportion equation
2,068,553,520.99 : 3,102,743,479.46 = 962,778,032.15 : x - Step 2: Convert to fraction form
2,068,553,520.99/3,102,743,479.46 = 962,778,032.15/x - Step 3: Cross multiply
2,068,553,520.99x = 3,102,743,479.46 × 962,778,032.15 - Step 4: Simplify right side
2,068,553,520.99x = 2,987,253,261,400,415,232 - Step 5: Solve for x
x = 2,987,253,261,400,415,232/2,068,553,520.99 - Step 6: Final answer
x = 1,444,126,647.48
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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.