Finding the Fourth Proportional to 463,519,392.49, 695,171,224.98 and 172,523,558.53
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Solution
The fourth proportional to 463,519,392.49, 695,171,224.98 and 172,523,558.53 is: 258,745,190.52
Step by Step Solution
- Step 1: Write the proportion equation
463,519,392.49 : 695,171,224.98 = 172,523,558.53 : x - Step 2: Convert to fraction form
463,519,392.49/695,171,224.98 = 172,523,558.53/x - Step 3: Cross multiply
463,519,392.49x = 695,171,224.98 × 172,523,558.53 - Step 4: Simplify right side
463,519,392.49x = 119,933,413,517,674,016 - Step 5: Solve for x
x = 119,933,413,517,674,016/463,519,392.49 - Step 6: Final answer
x = 258,745,190.52
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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.