Finding the Fourth Proportional to 4,907,344,234.40, 7,360,827,394.80 and 1,635,793,438.40
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Solution
The fourth proportional to 4,907,344,234.40, 7,360,827,394.80 and 1,635,793,438.40 is: 2,453,627,171.54
Step by Step Solution
- Step 1: Write the proportion equation
4,907,344,234.40 : 7,360,827,394.80 = 1,635,793,438.40 : x - Step 2: Convert to fraction form
4,907,344,234.40/7,360,827,394.80 = 1,635,793,438.40/x - Step 3: Cross multiply
4,907,344,234.40x = 7,360,827,394.80 × 1,635,793,438.40 - Step 4: Simplify right side
4,907,344,234.40x = 12,040,793,153,608,806,400 - Step 5: Solve for x
x = 12,040,793,153,608,806,400/4,907,344,234.40 - Step 6: Final answer
x = 2,453,627,171.54
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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.