Finding the Fourth Proportional to 4,612,402,745.42, 6,929,641,532.34 and 2,957,552,256.92
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Solution
The fourth proportional to 4,612,402,745.42, 6,929,641,532.34 and 2,957,552,256.92 is: 4,443,405,765.89
Step by Step Solution
- Step 1: Write the proportion equation
4,612,402,745.42 : 6,929,641,532.34 = 2,957,552,256.92 : x - Step 2: Convert to fraction form
4,612,402,745.42/6,929,641,532.34 = 2,957,552,256.92/x - Step 3: Cross multiply
4,612,402,745.42x = 6,929,641,532.34 × 2,957,552,256.92 - Step 4: Simplify right side
4,612,402,745.42x = 20,494,776,953,618,735,104 - Step 5: Solve for x
x = 20,494,776,953,618,735,104/4,612,402,745.42 - Step 6: Final answer
x = 4,443,405,765.89
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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.