Finding the Fourth Proportional to 103,695,493.57, 155,434,590.53 and 48,317,672.42
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Solution
The fourth proportional to 103,695,493.57, 155,434,590.53 and 48,317,672.42 is: 72,425,882.44
Step by Step Solution
- Step 1: Write the proportion equation
103,695,493.57 : 155,434,590.53 = 48,317,672.42 : x - Step 2: Convert to fraction form
103,695,493.57/155,434,590.53 = 48,317,672.42/x - Step 3: Cross multiply
103,695,493.57x = 155,434,590.53 × 48,317,672.42 - Step 4: Simplify right side
103,695,493.57x = 7,510,237,627,127,804 - Step 5: Solve for x
x = 7,510,237,627,127,804/103,695,493.57 - Step 6: Final answer
x = 72,425,882.44
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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.