Finding the Fourth Proportional to 115,817,029.48, 173,725,431.82 and 29,555,436.84
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Solution
The fourth proportional to 115,817,029.48, 173,725,431.82 and 29,555,436.84 is: 44,333,126.58
Step by Step Solution
- Step 1: Write the proportion equation
115,817,029.48 : 173,725,431.82 = 29,555,436.84 : x - Step 2: Convert to fraction form
115,817,029.48/173,725,431.82 = 29,555,436.84/x - Step 3: Cross multiply
115,817,029.48x = 173,725,431.82 × 29,555,436.84 - Step 4: Simplify right side
115,817,029.48x = 5,134,531,027,657,736 - Step 5: Solve for x
x = 5,134,531,027,657,736/115,817,029.48 - Step 6: Final answer
x = 44,333,126.58
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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.