Finding the Third Proportional to 397,133,650.13 and 865,773,699.75
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Solution
The third proportional to 397,133,650.13 and 865,773,699.75 is: 1,887,435,373.31
Step by Step Solution
- Step 1: Write the proportion equation
397,133,650.13 : 865,773,699.75 = 865,773,699.75 : x - Step 2: Convert to fraction form
397,133,650.13/865,773,699.75 = 865,773,699.75/x - Step 3: Cross multiply
397,133,650.13x = 865,773,699.75 × 865,773,699.75 - Step 4: Simplify right side
397,133,650.13x = 749,564,099,178,803,200 - Step 5: Solve for x
x = 749,564,099,178,803,200/397,133,650.13 - Step 6: Final answer
x = 1,887,435,373.31
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.