Finding the Fourth Proportional to 8,176,994,863.90, 12,265,492,295.85 and 2,937,411,756.70
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Solution
The fourth proportional to 8,176,994,863.90, 12,265,492,295.85 and 2,937,411,756.70 is: 4,406,117,635.05
Step by Step Solution
- Step 1: Write the proportion equation
8,176,994,863.90 : 12,265,492,295.85 = 2,937,411,756.70 : x - Step 2: Convert to fraction form
8,176,994,863.90/12,265,492,295.85 = 2,937,411,756.70/x - Step 3: Cross multiply
8,176,994,863.90x = 12,265,492,295.85 × 2,937,411,756.70 - Step 4: Simplify right side
8,176,994,863.90x = 36,028,801,271,543,062,528 - Step 5: Solve for x
x = 36,028,801,271,543,062,528/8,176,994,863.90 - Step 6: Final answer
x = 4,406,117,635.05
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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.