Finding the Fourth Proportional to 1,133,040,497.25, 1,699,482,735.57 and 696,408,571.65
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Solution
The fourth proportional to 1,133,040,497.25, 1,699,482,735.57 and 696,408,571.65 is: 1,044,564,909.46
Step by Step Solution
- Step 1: Write the proportion equation
1,133,040,497.25 : 1,699,482,735.57 = 696,408,571.65 : x - Step 2: Convert to fraction form
1,133,040,497.25/1,699,482,735.57 = 696,408,571.65/x - Step 3: Cross multiply
1,133,040,497.25x = 1,699,482,735.57 × 696,408,571.65 - Step 4: Simplify right side
1,133,040,497.25x = 1,183,534,344,422,138,368 - Step 5: Solve for x
x = 1,183,534,344,422,138,368/1,133,040,497.25 - Step 6: Final answer
x = 1,044,564,909.46
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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.