Finding the Third Proportional to 187,355,908.13 and 405,987,935.63
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Solution
The third proportional to 187,355,908.13 and 405,987,935.63 is: 879,749,165.76
Step by Step Solution
- Step 1: Write the proportion equation
187,355,908.13 : 405,987,935.63 = 405,987,935.63 : x - Step 2: Convert to fraction form
187,355,908.13/405,987,935.63 = 405,987,935.63/x - Step 3: Cross multiply
187,355,908.13x = 405,987,935.63 × 405,987,935.63 - Step 4: Simplify right side
187,355,908.13x = 164,826,203,873,049,152 - Step 5: Solve for x
x = 164,826,203,873,049,152/187,355,908.13 - Step 6: Final answer
x = 879,749,165.76
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.