Finding the Fourth Proportional to 143,656,911.42, 215,485,369.99 and 34,482,082.48
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Solution
The fourth proportional to 143,656,911.42, 215,485,369.99 and 34,482,082.48 is: 51,723,124.41
Step by Step Solution
- Step 1: Write the proportion equation
143,656,911.42 : 215,485,369.99 = 34,482,082.48 : x - Step 2: Convert to fraction form
143,656,911.42/215,485,369.99 = 34,482,082.48/x - Step 3: Cross multiply
143,656,911.42x = 215,485,369.99 × 34,482,082.48 - Step 4: Simplify right side
143,656,911.42x = 7,430,384,301,228,496 - Step 5: Solve for x
x = 7,430,384,301,228,496/143,656,911.42 - Step 6: Final answer
x = 51,723,124.41
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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.