Finding the Fourth Proportional to 2,194,772,571.81, 3,291,420,854.84 and 795,463,925.49
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Solution
The fourth proportional to 2,194,772,571.81, 3,291,420,854.84 and 795,463,925.49 is: 1,192,928,409.65
Step by Step Solution
- Step 1: Write the proportion equation
2,194,772,571.81 : 3,291,420,854.84 = 795,463,925.49 : x - Step 2: Convert to fraction form
2,194,772,571.81/3,291,420,854.84 = 795,463,925.49/x - Step 3: Cross multiply
2,194,772,571.81x = 3,291,420,854.84 × 795,463,925.49 - Step 4: Simplify right side
2,194,772,571.81x = 2,618,206,553,626,700,800 - Step 5: Solve for x
x = 2,618,206,553,626,700,800/2,194,772,571.81 - Step 6: Final answer
x = 1,192,928,409.65
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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.