Finding the Fourth Proportional to 1,043,591,233.18, 1,565,345,993.82 and 353,498,486.26
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Solution
The fourth proportional to 1,043,591,233.18, 1,565,345,993.82 and 353,498,486.26 is: 530,233,890.14
Step by Step Solution
- Step 1: Write the proportion equation
1,043,591,233.18 : 1,565,345,993.82 = 353,498,486.26 : x - Step 2: Convert to fraction form
1,043,591,233.18/1,565,345,993.82 = 353,498,486.26/x - Step 3: Cross multiply
1,043,591,233.18x = 1,565,345,993.82 × 353,498,486.26 - Step 4: Simplify right side
1,043,591,233.18x = 553,347,439,288,525,248 - Step 5: Solve for x
x = 553,347,439,288,525,248/1,043,591,233.18 - Step 6: Final answer
x = 530,233,890.14
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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.