Finding the Fourth Proportional to 194,220,163.80, 291,537,635.67 and 83,610,579.38
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Solution
The fourth proportional to 194,220,163.80, 291,537,635.67 and 83,610,579.38 is: 125,505,149.16
Step by Step Solution
- Step 1: Write the proportion equation
194,220,163.80 : 291,537,635.67 = 83,610,579.38 : x - Step 2: Convert to fraction form
194,220,163.80/291,537,635.67 = 83,610,579.38/x - Step 3: Cross multiply
194,220,163.80x = 291,537,635.67 × 83,610,579.38 - Step 4: Simplify right side
194,220,163.80x = 24,375,630,627,986,368 - Step 5: Solve for x
x = 24,375,630,627,986,368/194,220,163.80 - Step 6: Final answer
x = 125,505,149.16
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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.