Finding the Fourth Proportional to 228,764,178.24, 342,953,403.12 and 99,274,241.04
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Solution
The fourth proportional to 228,764,178.24, 342,953,403.12 and 99,274,241.04 is: 148,827,666.42
Step by Step Solution
- Step 1: Write the proportion equation
228,764,178.24 : 342,953,403.12 = 99,274,241.04 : x - Step 2: Convert to fraction form
228,764,178.24/342,953,403.12 = 99,274,241.04/x - Step 3: Cross multiply
228,764,178.24x = 342,953,403.12 × 99,274,241.04 - Step 4: Simplify right side
228,764,178.24x = 34,046,438,806,823,172 - Step 5: Solve for x
x = 34,046,438,806,823,172/228,764,178.24 - Step 6: Final answer
x = 148,827,666.42
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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.