Finding the Third Proportional to 256,491,408 and 520,119,987
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Solution
The third proportional to 256,491,408 and 520,119,987 is: 1,054,712,916.06
Step by Step Solution
- Step 1: Write the proportion equation
256,491,408 : 520,119,987 = 520,119,987 : x - Step 2: Convert to fraction form
256,491,408/520,119,987 = 520,119,987/x - Step 3: Cross multiply
256,491,408x = 520,119,987 × 520,119,987 - Step 4: Simplify right side
256,491,408x = 270,524,800,876,880,160 - Step 5: Solve for x
x = 270,524,800,876,880,160/256,491,408 - Step 6: Final answer
x = 1,054,712,916.06
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These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.