Finding the Third Proportional to 63,880,717 and 138,971,518
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Solution
The third proportional to 63,880,717 and 138,971,518 is: 302,330,401.45
Step by Step Solution
- Step 1: Write the proportion equation
63,880,717 : 138,971,518 = 138,971,518 : x - Step 2: Convert to fraction form
63,880,717/138,971,518 = 138,971,518/x - Step 3: Cross multiply
63,880,717x = 138,971,518 × 138,971,518 - Step 4: Simplify right side
63,880,717x = 19,313,082,815,224,324 - Step 5: Solve for x
x = 19,313,082,815,224,324/63,880,717 - Step 6: Final answer
x = 302,330,401.45
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.