Finding the Third Proportional to 74,490,428 and 160,365,316
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Solution
The third proportional to 74,490,428 and 160,365,316 is: 345,239,452.45
Step by Step Solution
- Step 1: Write the proportion equation
74,490,428 : 160,365,316 = 160,365,316 : x - Step 2: Convert to fraction form
74,490,428/160,365,316 = 160,365,316/x - Step 3: Cross multiply
74,490,428x = 160,365,316 × 160,365,316 - Step 4: Simplify right side
74,490,428x = 25,717,034,575,779,856 - Step 5: Solve for x
x = 25,717,034,575,779,856/74,490,428 - Step 6: Final answer
x = 345,239,452.45
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.