Finding the Fourth Proportional to 2,552,753,392.95, 3,829,525,994.76 and 1,078,899,407.13
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Solution
The fourth proportional to 2,552,753,392.95, 3,829,525,994.76 and 1,078,899,407.13 is: 1,618,516,436.70
Step by Step Solution
- Step 1: Write the proportion equation
2,552,753,392.95 : 3,829,525,994.76 = 1,078,899,407.13 : x - Step 2: Convert to fraction form
2,552,753,392.95/3,829,525,994.76 = 1,078,899,407.13/x - Step 3: Cross multiply
2,552,753,392.95x = 3,829,525,994.76 × 1,078,899,407.13 - Step 4: Simplify right side
2,552,753,392.95x = 4,131,673,325,335,488,000 - Step 5: Solve for x
x = 4,131,673,325,335,488,000/2,552,753,392.95 - Step 6: Final answer
x = 1,618,516,436.70
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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.