Finding the Fourth Proportional to 6,376,360,147.20, 9,566,331,811.20 and 3,104,916,076.80
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Solution
The fourth proportional to 6,376,360,147.20, 9,566,331,811.20 and 3,104,916,076.80 is: 4,658,246,515.40
Step by Step Solution
- Step 1: Write the proportion equation
6,376,360,147.20 : 9,566,331,811.20 = 3,104,916,076.80 : x - Step 2: Convert to fraction form
6,376,360,147.20/9,566,331,811.20 = 3,104,916,076.80/x - Step 3: Cross multiply
6,376,360,147.20x = 9,566,331,811.20 × 3,104,916,076.80 - Step 4: Simplify right side
6,376,360,147.20x = 29,702,657,436,598,145,024 - Step 5: Solve for x
x = 29,702,657,436,598,145,024/6,376,360,147.20 - Step 6: Final answer
x = 4,658,246,515.40
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1.5x scale
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.