Finding the Third Proportional to 152,074,497 and 312,210,912
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Solution
The third proportional to 152,074,497 and 312,210,912 is: 640,973,046.07
Step by Step Solution
- Step 1: Write the proportion equation
152,074,497 : 312,210,912 = 312,210,912 : x - Step 2: Convert to fraction form
152,074,497/312,210,912 = 312,210,912/x - Step 3: Cross multiply
152,074,497x = 312,210,912 × 312,210,912 - Step 4: Simplify right side
152,074,497x = 97,475,653,571,871,744 - Step 5: Solve for x
x = 97,475,653,571,871,744/152,074,497 - Step 6: Final answer
x = 640,973,046.07
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.