Finding the Fourth Proportional to 4,260,085,378.40, 5,878,805,050.32 and 2,380,506,107.24
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Solution
The fourth proportional to 4,260,085,378.40, 5,878,805,050.32 and 2,380,506,107.24 is: 3,285,035,411.85
Step by Step Solution
- Step 1: Write the proportion equation
4,260,085,378.40 : 5,878,805,050.32 = 2,380,506,107.24 : x - Step 2: Convert to fraction form
4,260,085,378.40/5,878,805,050.32 = 2,380,506,107.24/x - Step 3: Cross multiply
4,260,085,378.40x = 5,878,805,050.32 × 2,380,506,107.24 - Step 4: Simplify right side
4,260,085,378.40x = 13,994,531,325,560,113,152 - Step 5: Solve for x
x = 13,994,531,325,560,113,152/4,260,085,378.40 - Step 6: Final answer
x = 3,285,035,411.85
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1.5x scale
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.