Finding the Third Proportional to 75,246,569 and 165,290,447
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Solution
The third proportional to 75,246,569 and 165,290,447 is: 363,085,416.82
Step by Step Solution
- Step 1: Write the proportion equation
75,246,569 : 165,290,447 = 165,290,447 : x - Step 2: Convert to fraction form
75,246,569/165,290,447 = 165,290,447/x - Step 3: Cross multiply
75,246,569x = 165,290,447 × 165,290,447 - Step 4: Simplify right side
75,246,569x = 27,320,931,869,459,808 - Step 5: Solve for x
x = 27,320,931,869,459,808/75,246,569 - Step 6: Final answer
x = 363,085,416.82
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.