Finding the Fourth Proportional to 904,733,950.59, 1,248,459,277.64 and 508,235,399.55
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Solution
The fourth proportional to 904,733,950.59, 1,248,459,277.64 and 508,235,399.55 is: 701,323,520.99
Step by Step Solution
- Step 1: Write the proportion equation
904,733,950.59 : 1,248,459,277.64 = 508,235,399.55 : x - Step 2: Convert to fraction form
904,733,950.59/1,248,459,277.64 = 508,235,399.55/x - Step 3: Cross multiply
904,733,950.59x = 1,248,459,277.64 × 508,235,399.55 - Step 4: Simplify right side
904,733,950.59x = 634,511,199,790,728,576 - Step 5: Solve for x
x = 634,511,199,790,728,576/904,733,950.59 - Step 6: Final answer
x = 701,323,520.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.