Finding the Third Proportional to 81,197,168 and 191,610,774
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Solution
The third proportional to 81,197,168 and 191,610,774 is: 452,167,108.99
Step by Step Solution
- Step 1: Write the proportion equation
81,197,168 : 191,610,774 = 191,610,774 : x - Step 2: Convert to fraction form
81,197,168/191,610,774 = 191,610,774/x - Step 3: Cross multiply
81,197,168x = 191,610,774 × 191,610,774 - Step 4: Simplify right side
81,197,168x = 36,714,688,712,879,072 - Step 5: Solve for x
x = 36,714,688,712,879,072/81,197,168 - Step 6: Final answer
x = 452,167,108.99
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.