Finding the Fourth Proportional to 4,020,966,301.20, 6,031,638,408.60 and 1,260,685,366.80
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Solution
The fourth proportional to 4,020,966,301.20, 6,031,638,408.60 and 1,260,685,366.80 is: 1,891,087,293.44
Step by Step Solution
- Step 1: Write the proportion equation
4,020,966,301.20 : 6,031,638,408.60 = 1,260,685,366.80 : x - Step 2: Convert to fraction form
4,020,966,301.20/6,031,638,408.60 = 1,260,685,366.80/x - Step 3: Cross multiply
4,020,966,301.20x = 6,031,638,408.60 × 1,260,685,366.80 - Step 4: Simplify right side
4,020,966,301.20x = 7,603,998,279,550,859,264 - Step 5: Solve for x
x = 7,603,998,279,550,859,264/4,020,966,301.20 - Step 6: Final answer
x = 1,891,087,293.44
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1.5x scale
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.