Finding the Fourth Proportional to 3,012,108,149.80, 4,518,162,224.70 and 2,093,778,101.80
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Solution
The fourth proportional to 3,012,108,149.80, 4,518,162,224.70 and 2,093,778,101.80 is: 3,140,667,152.70
Step by Step Solution
- Step 1: Write the proportion equation
3,012,108,149.80 : 4,518,162,224.70 = 2,093,778,101.80 : x - Step 2: Convert to fraction form
3,012,108,149.80/4,518,162,224.70 = 2,093,778,101.80/x - Step 3: Cross multiply
3,012,108,149.80x = 4,518,162,224.70 × 2,093,778,101.80 - Step 4: Simplify right side
3,012,108,149.80x = 9,460,029,126,456,829,952 - Step 5: Solve for x
x = 9,460,029,126,456,829,952/3,012,108,149.80 - Step 6: Final answer
x = 3,140,667,152.70
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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.