Finding the Fourth Proportional to 5,852,734,778.23, 8,076,781,992.12 and 3,176,514,998.93
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Solution
The fourth proportional to 5,852,734,778.23, 8,076,781,992.12 and 3,176,514,998.93 is: 4,383,595,039.45
Step by Step Solution
- Step 1: Write the proportion equation
5,852,734,778.23 : 8,076,781,992.12 = 3,176,514,998.93 : x - Step 2: Convert to fraction form
5,852,734,778.23/8,076,781,992.12 = 3,176,514,998.93/x - Step 3: Cross multiply
5,852,734,778.23x = 8,076,781,992.12 × 3,176,514,998.93 - Step 4: Simplify right side
5,852,734,778.23x = 25,656,019,141,056,905,216 - Step 5: Solve for x
x = 25,656,019,141,056,905,216/5,852,734,778.23 - Step 6: Final answer
x = 4,383,595,039.45
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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.