Finding the Third Proportional to 418,927,965 and 888,921,368
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Solution
The third proportional to 418,927,965 and 888,921,368 is: 1,886,198,259.61
Step by Step Solution
- Step 1: Write the proportion equation
418,927,965 : 888,921,368 = 888,921,368 : x - Step 2: Convert to fraction form
418,927,965/888,921,368 = 888,921,368/x - Step 3: Cross multiply
418,927,965x = 888,921,368 × 888,921,368 - Step 4: Simplify right side
418,927,965x = 790,181,198,486,991,360 - Step 5: Solve for x
x = 790,181,198,486,991,360/418,927,965 - Step 6: Final answer
x = 1,886,198,259.61
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.