Finding the Fourth Proportional to 463,670,652.70, 695,505,979.05 and 248,679,804.70
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Solution
The fourth proportional to 463,670,652.70, 695,505,979.05 and 248,679,804.70 is: 373,019,707.05
Step by Step Solution
- Step 1: Write the proportion equation
463,670,652.70 : 695,505,979.05 = 248,679,804.70 : x - Step 2: Convert to fraction form
463,670,652.70/695,505,979.05 = 248,679,804.70/x - Step 3: Cross multiply
463,670,652.70x = 695,505,979.05 × 248,679,804.70 - Step 4: Simplify right side
463,670,652.70x = 172,958,291,037,836,256 - Step 5: Solve for x
x = 172,958,291,037,836,256/463,670,652.70 - Step 6: Final answer
x = 373,019,707.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.