Finding the Fourth Proportional to 188,826,045,772.68, 260,594,797,438.26 and 107,539,305,746.76
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Solution
The fourth proportional to 188,826,045,772.68, 260,594,797,438.26 and 107,539,305,746.76 is: 148,412,701,664.39
Step by Step Solution
- Step 1: Write the proportion equation
188,826,045,772.68 : 260,594,797,438.26 = 107,539,305,746.76 : x - Step 2: Convert to fraction form
188,826,045,772.68/260,594,797,438.26 = 107,539,305,746.76/x - Step 3: Cross multiply
188,826,045,772.68x = 260,594,797,438.26 × 107,539,305,746.76 - Step 4: Simplify right side
188,826,045,772.68x = 28,024,183,597,728,031,309,824 - Step 5: Solve for x
x = 28,024,183,597,728,031,309,824/188,826,045,772.68 - Step 6: Final answer
x = 148,412,701,664.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.