Finding the Fourth Proportional to 295,488,305.20, 443,232,457.80 and 122,907,761.20
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Solution
The fourth proportional to 295,488,305.20, 443,232,457.80 and 122,907,761.20 is: 184,361,641.80
Step by Step Solution
- Step 1: Write the proportion equation
295,488,305.20 : 443,232,457.80 = 122,907,761.20 : x - Step 2: Convert to fraction form
295,488,305.20/443,232,457.80 = 122,907,761.20/x - Step 3: Cross multiply
295,488,305.20x = 443,232,457.80 × 122,907,761.20 - Step 4: Simplify right side
295,488,305.20x = 54,476,709,079,371,480 - Step 5: Solve for x
x = 54,476,709,079,371,480/295,488,305.20 - Step 6: Final answer
x = 184,361,641.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.