Finding the Fourth Proportional to 1,529,226,112.77, 2,293,852,444.29 and 494,087,104.44
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Solution
The fourth proportional to 1,529,226,112.77, 2,293,852,444.29 and 494,087,104.44 is: 741,134,945.81
Step by Step Solution
- Step 1: Write the proportion equation
1,529,226,112.77 : 2,293,852,444.29 = 494,087,104.44 : x - Step 2: Convert to fraction form
1,529,226,112.77/2,293,852,444.29 = 494,087,104.44/x - Step 3: Cross multiply
1,529,226,112.77x = 2,293,852,444.29 × 494,087,104.44 - Step 4: Simplify right side
1,529,226,112.77x = 1,133,362,912,211,862,528 - Step 5: Solve for x
x = 1,133,362,912,211,862,528/1,529,226,112.77 - Step 6: Final answer
x = 741,134,945.81
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1.5x scale
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.