Finding the Third Proportional to 129,623,214.94 and 189,513,671.06
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Solution
The third proportional to 129,623,214.94 and 189,513,671.06 is: 277,075,611.32
Step by Step Solution
- Step 1: Write the proportion equation
129,623,214.94 : 189,513,671.06 = 189,513,671.06 : x - Step 2: Convert to fraction form
129,623,214.94/189,513,671.06 = 189,513,671.06/x - Step 3: Cross multiply
129,623,214.94x = 189,513,671.06 × 189,513,671.06 - Step 4: Simplify right side
129,623,214.94x = 35,915,431,519,585,448 - Step 5: Solve for x
x = 35,915,431,519,585,448/129,623,214.94 - Step 6: Final answer
x = 277,075,611.32
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.