Finding the Fourth Proportional to 252,739,452.96, 379,249,069.68 and 123,348,134.88
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Solution
The fourth proportional to 252,739,452.96, 379,249,069.68 and 123,348,134.88 is: 185,090,475.00
Step by Step Solution
- Step 1: Write the proportion equation
252,739,452.96 : 379,249,069.68 = 123,348,134.88 : x - Step 2: Convert to fraction form
252,739,452.96/379,249,069.68 = 123,348,134.88/x - Step 3: Cross multiply
252,739,452.96x = 379,249,069.68 × 123,348,134.88 - Step 4: Simplify right side
252,739,452.96x = 46,779,665,400,003,160 - Step 5: Solve for x
x = 46,779,665,400,003,160/252,739,452.96 - Step 6: Final answer
x = 185,090,475.00
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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.