Finding the Fourth Proportional to 3,625,560,572.80, 5,438,340,859.20 and 2,899,966,460.80
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Solution
The fourth proportional to 3,625,560,572.80, 5,438,340,859.20 and 2,899,966,460.80 is: 4,349,949,691.20
Step by Step Solution
- Step 1: Write the proportion equation
3,625,560,572.80 : 5,438,340,859.20 = 2,899,966,460.80 : x - Step 2: Convert to fraction form
3,625,560,572.80/5,438,340,859.20 = 2,899,966,460.80/x - Step 3: Cross multiply
3,625,560,572.80x = 5,438,340,859.20 × 2,899,966,460.80 - Step 4: Simplify right side
3,625,560,572.80x = 15,771,006,094,078,255,104 - Step 5: Solve for x
x = 15,771,006,094,078,255,104/3,625,560,572.80 - Step 6: Final answer
x = 4,349,949,691.20
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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.