Finding the Fourth Proportional to 177,038,811.52, 244,313,559.98 and 103,699,953.52
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Solution
The fourth proportional to 177,038,811.52, 244,313,559.98 and 103,699,953.52 is: 143,105,935.91
Step by Step Solution
- Step 1: Write the proportion equation
177,038,811.52 : 244,313,559.98 = 103,699,953.52 : x - Step 2: Convert to fraction form
177,038,811.52/244,313,559.98 = 103,699,953.52/x - Step 3: Cross multiply
177,038,811.52x = 244,313,559.98 × 103,699,953.52 - Step 4: Simplify right side
177,038,811.52x = 25,335,304,814,231,728 - Step 5: Solve for x
x = 25,335,304,814,231,728/177,038,811.52 - Step 6: Final answer
x = 143,105,935.91
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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.