Finding the Fourth Proportional to 2,514,457,832.01, 3,772,270,337.86 and 856,379,482.17
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Solution
The fourth proportional to 2,514,457,832.01, 3,772,270,337.86 and 856,379,482.17 is: 1,284,767,983.54
Step by Step Solution
- Step 1: Write the proportion equation
2,514,457,832.01 : 3,772,270,337.86 = 856,379,482.17 : x - Step 2: Convert to fraction form
2,514,457,832.01/3,772,270,337.86 = 856,379,482.17/x - Step 3: Cross multiply
2,514,457,832.01x = 3,772,270,337.86 × 856,379,482.17 - Step 4: Simplify right side
2,514,457,832.01x = 3,230,494,918,531,334,144 - Step 5: Solve for x
x = 3,230,494,918,531,334,144/2,514,457,832.01 - Step 6: Final answer
x = 1,284,767,983.54
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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.