Finding the Fourth Proportional to 1,976,240,806.94, 2,727,038,620.68 and 1,129,300,057.70
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Solution
The fourth proportional to 1,976,240,806.94, 2,727,038,620.68 and 1,129,300,057.70 is: 1,558,334,824.82
Step by Step Solution
- Step 1: Write the proportion equation
1,976,240,806.94 : 2,727,038,620.68 = 1,129,300,057.70 : x - Step 2: Convert to fraction form
1,976,240,806.94/2,727,038,620.68 = 1,129,300,057.70/x - Step 3: Cross multiply
1,976,240,806.94x = 2,727,038,620.68 × 1,129,300,057.70 - Step 4: Simplify right side
1,976,240,806.94x = 3,079,644,871,684,052,480 - Step 5: Solve for x
x = 3,079,644,871,684,052,480/1,976,240,806.94 - Step 6: Final answer
x = 1,558,334,824.82
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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.