Finding the Fourth Proportional to 332,007,790.68, 458,211,147.14 and 192,778,551.99
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Solution
The fourth proportional to 332,007,790.68, 458,211,147.14 and 192,778,551.99 is: 266,057,857.47
Step by Step Solution
- Step 1: Write the proportion equation
332,007,790.68 : 458,211,147.14 = 192,778,551.99 : x - Step 2: Convert to fraction form
332,007,790.68/458,211,147.14 = 192,778,551.99/x - Step 3: Cross multiply
332,007,790.68x = 458,211,147.14 × 192,778,551.99 - Step 4: Simplify right side
332,007,790.68x = 88,333,281,451,807,984 - Step 5: Solve for x
x = 88,333,281,451,807,984/332,007,790.68 - Step 6: Final answer
x = 266,057,857.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.