Finding the Third Proportional to 209,683,028 and 328,214,070
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Solution
The third proportional to 209,683,028 and 328,214,070 is: 513,749,142.09
Step by Step Solution
- Step 1: Write the proportion equation
209,683,028 : 328,214,070 = 328,214,070 : x - Step 2: Convert to fraction form
209,683,028/328,214,070 = 328,214,070/x - Step 3: Cross multiply
209,683,028x = 328,214,070 × 328,214,070 - Step 4: Simplify right side
209,683,028x = 107,724,475,745,964,896 - Step 5: Solve for x
x = 107,724,475,745,964,896/209,683,028 - Step 6: Final answer
x = 513,749,142.09
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.