Finding the Third Proportional to 346,479,861 and 721,620,630
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Solution
The third proportional to 346,479,861 and 721,620,630 is: 1,502,933,914.08
Step by Step Solution
- Step 1: Write the proportion equation
346,479,861 : 721,620,630 = 721,620,630 : x - Step 2: Convert to fraction form
346,479,861/721,620,630 = 721,620,630/x - Step 3: Cross multiply
346,479,861x = 721,620,630 × 721,620,630 - Step 4: Simplify right side
346,479,861x = 520,736,333,641,596,928 - Step 5: Solve for x
x = 520,736,333,641,596,928/346,479,861 - Step 6: Final answer
x = 1,502,933,914.08
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.