Finding the Fourth Proportional to 2,592,435,712.16, 3,888,325,560.24 and 821,823,498.08
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Solution
The fourth proportional to 2,592,435,712.16, 3,888,325,560.24 and 821,823,498.08 is: 1,232,631,265.88
Step by Step Solution
- Step 1: Write the proportion equation
2,592,435,712.16 : 3,888,325,560.24 = 821,823,498.08 : x - Step 2: Convert to fraction form
2,592,435,712.16/3,888,325,560.24 = 821,823,498.08/x - Step 3: Cross multiply
2,592,435,712.16x = 3,888,325,560.24 × 821,823,498.08 - Step 4: Simplify right side
2,592,435,712.16x = 3,195,517,313,590,312,448 - Step 5: Solve for x
x = 3,195,517,313,590,312,448/2,592,435,712.16 - Step 6: Final answer
x = 1,232,631,265.88
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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.