Finding the Fourth Proportional to 295,488,323.70, 443,232,485.55 and 122,907,779.70
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Solution
The fourth proportional to 295,488,323.70, 443,232,485.55 and 122,907,779.70 is: 184,361,669.55
Step by Step Solution
- Step 1: Write the proportion equation
295,488,323.70 : 443,232,485.55 = 122,907,779.70 : x - Step 2: Convert to fraction form
295,488,323.70/443,232,485.55 = 122,907,779.70/x - Step 3: Cross multiply
295,488,323.70x = 443,232,485.55 × 122,907,779.70 - Step 4: Simplify right side
295,488,323.70x = 54,476,720,689,862,840 - Step 5: Solve for x
x = 54,476,720,689,862,840/295,488,323.70 - Step 6: Final answer
x = 184,361,669.55
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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.