Finding the Fourth Proportional to 6,149,872,680.18, 9,239,525,562.15 and 3,943,405,362.12
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Solution
The fourth proportional to 6,149,872,680.18, 9,239,525,562.15 and 3,943,405,362.12 is: 5,924,544,545.88
Step by Step Solution
- Step 1: Write the proportion equation
6,149,872,680.18 : 9,239,525,562.15 = 3,943,405,362.12 : x - Step 2: Convert to fraction form
6,149,872,680.18/9,239,525,562.15 = 3,943,405,362.12/x - Step 3: Cross multiply
6,149,872,680.18x = 9,239,525,562.15 × 3,943,405,362.12 - Step 4: Simplify right side
6,149,872,680.18x = 36,435,194,645,227,114,496 - Step 5: Solve for x
x = 36,435,194,645,227,114,496/6,149,872,680.18 - Step 6: Final answer
x = 5,924,544,545.88
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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.