Finding the Fourth Proportional to 127,396,220,803, 175,811,007,213.80 and 69,527,769,176.68
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Solution
The fourth proportional to 127,396,220,803, 175,811,007,213.80 and 69,527,769,176.68 is: 95,950,625,938.76
Step by Step Solution
- Step 1: Write the proportion equation
127,396,220,803 : 175,811,007,213.80 = 69,527,769,176.68 : x - Step 2: Convert to fraction form
127,396,220,803/175,811,007,213.80 = 69,527,769,176.68/x - Step 3: Cross multiply
127,396,220,803x = 175,811,007,213.80 × 69,527,769,176.68 - Step 4: Simplify right side
127,396,220,803x = 12,223,747,128,280,706,187,264 - Step 5: Solve for x
x = 12,223,747,128,280,706,187,264/127,396,220,803 - Step 6: Final answer
x = 95,950,625,938.76
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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.