Finding the Fourth Proportional to 4,612,402,726.18, 6,929,641,500.81 and 2,957,552,237.23
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Solution
The fourth proportional to 4,612,402,726.18, 6,929,641,500.81 and 2,957,552,237.23 is: 4,443,405,734.63
Step by Step Solution
- Step 1: Write the proportion equation
4,612,402,726.18 : 6,929,641,500.81 = 2,957,552,237.23 : x - Step 2: Convert to fraction form
4,612,402,726.18/6,929,641,500.81 = 2,957,552,237.23/x - Step 3: Cross multiply
4,612,402,726.18x = 6,929,641,500.81 × 2,957,552,237.23 - Step 4: Simplify right side
4,612,402,726.18x = 20,494,776,723,922,472,960 - Step 5: Solve for x
x = 20,494,776,723,922,472,960/4,612,402,726.18 - Step 6: Final answer
x = 4,443,405,734.63
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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.