Finding the Third Proportional to 145,419,408 and 318,202,560
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Solution
The third proportional to 145,419,408 and 318,202,560 is: 696,281,676.45
Step by Step Solution
- Step 1: Write the proportion equation
145,419,408 : 318,202,560 = 318,202,560 : x - Step 2: Convert to fraction form
145,419,408/318,202,560 = 318,202,560/x - Step 3: Cross multiply
145,419,408x = 318,202,560 × 318,202,560 - Step 4: Simplify right side
145,419,408x = 101,252,869,190,553,600 - Step 5: Solve for x
x = 101,252,869,190,553,600/145,419,408 - Step 6: Final answer
x = 696,281,676.45
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.