Finding the Fourth Proportional to 1,594,324,514.80, 2,391,486,772.20 and 1,390,251,170.80
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Solution
The fourth proportional to 1,594,324,514.80, 2,391,486,772.20 and 1,390,251,170.80 is: 2,085,376,756.20
Step by Step Solution
- Step 1: Write the proportion equation
1,594,324,514.80 : 2,391,486,772.20 = 1,390,251,170.80 : x - Step 2: Convert to fraction form
1,594,324,514.80/2,391,486,772.20 = 1,390,251,170.80/x - Step 3: Cross multiply
1,594,324,514.80x = 2,391,486,772.20 × 1,390,251,170.80 - Step 4: Simplify right side
1,594,324,514.80x = 3,324,767,285,003,762,688 - Step 5: Solve for x
x = 3,324,767,285,003,762,688/1,594,324,514.80 - Step 6: Final answer
x = 2,085,376,756.20
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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.