Finding the Third Proportional to 438,407,021 and 963,594,202
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Solution
The third proportional to 438,407,021 and 963,594,202 is: 2,117,926,359.87
Step by Step Solution
- Step 1: Write the proportion equation
438,407,021 : 963,594,202 = 963,594,202 : x - Step 2: Convert to fraction form
438,407,021/963,594,202 = 963,594,202/x - Step 3: Cross multiply
438,407,021x = 963,594,202 × 963,594,202 - Step 4: Simplify right side
438,407,021x = 928,513,786,128,016,768 - Step 5: Solve for x
x = 928,513,786,128,016,768/438,407,021 - Step 6: Final answer
x = 2,117,926,359.87
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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.