Finding the Third Proportional to 75,768,162 and 163,642,908
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Solution
The third proportional to 75,768,162 and 163,642,908 is: 353,433,429.45
Step by Step Solution
- Step 1: Write the proportion equation
75,768,162 : 163,642,908 = 163,642,908 : x - Step 2: Convert to fraction form
75,768,162/163,642,908 = 163,642,908/x - Step 3: Cross multiply
75,768,162x = 163,642,908 × 163,642,908 - Step 4: Simplify right side
75,768,162x = 26,779,001,338,696,464 - Step 5: Solve for x
x = 26,779,001,338,696,464/75,768,162 - Step 6: Final answer
x = 353,433,429.45
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.