Finding the Fourth Proportional to 183,326,390.10, 252,986,909.99 and 100,820,174.85
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Solution
The fourth proportional to 183,326,390.10, 252,986,909.99 and 100,820,174.85 is: 139,129,911.88
Step by Step Solution
- Step 1: Write the proportion equation
183,326,390.10 : 252,986,909.99 = 100,820,174.85 : x - Step 2: Convert to fraction form
183,326,390.10/252,986,909.99 = 100,820,174.85/x - Step 3: Cross multiply
183,326,390.10x = 252,986,909.99 × 100,820,174.85 - Step 4: Simplify right side
183,326,390.10x = 25,506,184,499,448,912 - Step 5: Solve for x
x = 25,506,184,499,448,912/183,326,390.10 - Step 6: Final answer
x = 139,129,911.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.