Finding the Fourth Proportional to 2,647,888,274.08, 3,654,085,645.02 and 1,534,700,069.02
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Solution
The fourth proportional to 2,647,888,274.08, 3,654,085,645.02 and 1,534,700,069.02 is: 2,117,885,994.86
Step by Step Solution
- Step 1: Write the proportion equation
2,647,888,274.08 : 3,654,085,645.02 = 1,534,700,069.02 : x - Step 2: Convert to fraction form
2,647,888,274.08/3,654,085,645.02 = 1,534,700,069.02/x - Step 3: Cross multiply
2,647,888,274.08x = 3,654,085,645.02 × 1,534,700,069.02 - Step 4: Simplify right side
2,647,888,274.08x = 5,607,925,491,617,184,768 - Step 5: Solve for x
x = 5,607,925,491,617,184,768/2,647,888,274.08 - Step 6: Final answer
x = 2,117,885,994.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.