Finding the Third Proportional to 66,985,826 and 145,102,624
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Solution
The third proportional to 66,985,826 and 145,102,624 is: 314,316,815.20
Step by Step Solution
- Step 1: Write the proportion equation
66,985,826 : 145,102,624 = 145,102,624 : x - Step 2: Convert to fraction form
66,985,826/145,102,624 = 145,102,624/x - Step 3: Cross multiply
66,985,826x = 145,102,624 × 145,102,624 - Step 4: Simplify right side
66,985,826x = 21,054,771,491,685,376 - Step 5: Solve for x
x = 21,054,771,491,685,376/66,985,826 - Step 6: Final answer
x = 314,316,815.20
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.