Finding the Fourth Proportional to 1,063,452,358.09, 1,595,415,695.40 and 326,596,625.84
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Solution
The fourth proportional to 1,063,452,358.09, 1,595,415,695.40 and 326,596,625.84 is: 489,967,772.39
Step by Step Solution
- Step 1: Write the proportion equation
1,063,452,358.09 : 1,595,415,695.40 = 326,596,625.84 : x - Step 2: Convert to fraction form
1,063,452,358.09/1,595,415,695.40 = 326,596,625.84/x - Step 3: Cross multiply
1,063,452,358.09x = 1,595,415,695.40 × 326,596,625.84 - Step 4: Simplify right side
1,063,452,358.09x = 521,057,382,933,805,760 - Step 5: Solve for x
x = 521,057,382,933,805,760/1,063,452,358.09 - Step 6: Final answer
x = 489,967,772.39
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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.