Finding the Third Proportional to 115,129,176 and 187,975,681
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Solution
The third proportional to 115,129,176 and 187,975,681 is: 306,914,874.88
Step by Step Solution
- Step 1: Write the proportion equation
115,129,176 : 187,975,681 = 187,975,681 : x - Step 2: Convert to fraction form
115,129,176/187,975,681 = 187,975,681/x - Step 3: Cross multiply
115,129,176x = 187,975,681 × 187,975,681 - Step 4: Simplify right side
115,129,176x = 35,334,856,647,413,760 - Step 5: Solve for x
x = 35,334,856,647,413,760/115,129,176 - Step 6: Final answer
x = 306,914,874.88
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These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.