Finding the Third Proportional to 31,038,018 and 73,165,239
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Solution
The third proportional to 31,038,018 and 73,165,239 is: 172,470,812.99
Step by Step Solution
- Step 1: Write the proportion equation
31,038,018 : 73,165,239 = 73,165,239 : x - Step 2: Convert to fraction form
31,038,018/73,165,239 = 73,165,239/x - Step 3: Cross multiply
31,038,018x = 73,165,239 × 73,165,239 - Step 4: Simplify right side
31,038,018x = 5,353,152,197,927,121 - Step 5: Solve for x
x = 5,353,152,197,927,121/31,038,018 - Step 6: Final answer
x = 172,470,812.99
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.