Finding the Fourth Proportional to 1,207,713,264.49, 1,811,368,096.98 and 334,402,912.81
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Solution
The fourth proportional to 1,207,713,264.49, 1,811,368,096.98 and 334,402,912.81 is: 501,548,493.02
Step by Step Solution
- Step 1: Write the proportion equation
1,207,713,264.49 : 1,811,368,096.98 = 334,402,912.81 : x - Step 2: Convert to fraction form
1,207,713,264.49/1,811,368,096.98 = 334,402,912.81/x - Step 3: Cross multiply
1,207,713,264.49x = 1,811,368,096.98 × 334,402,912.81 - Step 4: Simplify right side
1,207,713,264.49x = 605,726,767,801,218,560 - Step 5: Solve for x
x = 605,726,767,801,218,560/1,207,713,264.49 - Step 6: Final answer
x = 501,548,493.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.