Finding the Third Proportional to 423,451,725.75 and 917,252,953.75
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Solution
The third proportional to 423,451,725.75 and 917,252,953.75 is: 1,986,892,318.54
Step by Step Solution
- Step 1: Write the proportion equation
423,451,725.75 : 917,252,953.75 = 917,252,953.75 : x - Step 2: Convert to fraction form
423,451,725.75/917,252,953.75 = 917,252,953.75/x - Step 3: Cross multiply
423,451,725.75x = 917,252,953.75 × 917,252,953.75 - Step 4: Simplify right side
423,451,725.75x = 841,352,981,163,099,648 - Step 5: Solve for x
x = 841,352,981,163,099,648/423,451,725.75 - Step 6: Final answer
x = 1,986,892,318.54
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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.