Finding the Third Proportional to 129,755,920 and 181,406,424
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Solution
The third proportional to 129,755,920 and 181,406,424 is: 253,616,872.88
Step by Step Solution
- Step 1: Write the proportion equation
129,755,920 : 181,406,424 = 181,406,424 : x - Step 2: Convert to fraction form
129,755,920/181,406,424 = 181,406,424/x - Step 3: Cross multiply
129,755,920x = 181,406,424 × 181,406,424 - Step 4: Simplify right side
129,755,920x = 32,908,290,668,467,776 - Step 5: Solve for x
x = 32,908,290,668,467,776/129,755,920 - Step 6: Final answer
x = 253,616,872.88
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.