Finding the Third Proportional to 387,784,980 and 848,539,944
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Solution
The third proportional to 387,784,980 and 848,539,944 is: 1,856,750,709.02
Step by Step Solution
- Step 1: Write the proportion equation
387,784,980 : 848,539,944 = 848,539,944 : x - Step 2: Convert to fraction form
387,784,980/848,539,944 = 848,539,944/x - Step 3: Cross multiply
387,784,980x = 848,539,944 × 848,539,944 - Step 4: Simplify right side
387,784,980x = 720,020,036,563,523,072 - Step 5: Solve for x
x = 720,020,036,563,523,072/387,784,980 - Step 6: Final answer
x = 1,856,750,709.02
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.