Finding the Fourth Proportional to 193,302,362.28, 266,813,471.67 and 126,331,394.98
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Solution
The fourth proportional to 193,302,362.28, 266,813,471.67 and 126,331,394.98 is: 174,374,061.84
Step by Step Solution
- Step 1: Write the proportion equation
193,302,362.28 : 266,813,471.67 = 126,331,394.98 : x - Step 2: Convert to fraction form
193,302,362.28/266,813,471.67 = 126,331,394.98/x - Step 3: Cross multiply
193,302,362.28x = 266,813,471.67 × 126,331,394.98 - Step 4: Simplify right side
193,302,362.28x = 33,706,918,074,509,572 - Step 5: Solve for x
x = 33,706,918,074,509,572/193,302,362.28 - Step 6: Final answer
x = 174,374,061.84
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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.