Finding the Fourth Proportional to 4,090,357,589.80, 6,135,536,384.70 and 3,410,113,109.80
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Solution
The fourth proportional to 4,090,357,589.80, 6,135,536,384.70 and 3,410,113,109.80 is: 5,115,169,664.70
Step by Step Solution
- Step 1: Write the proportion equation
4,090,357,589.80 : 6,135,536,384.70 = 3,410,113,109.80 : x - Step 2: Convert to fraction form
4,090,357,589.80/6,135,536,384.70 = 3,410,113,109.80/x - Step 3: Cross multiply
4,090,357,589.80x = 6,135,536,384.70 × 3,410,113,109.80 - Step 4: Simplify right side
4,090,357,589.80x = 20,922,873,061,120,368,640 - Step 5: Solve for x
x = 20,922,873,061,120,368,640/4,090,357,589.80 - Step 6: Final answer
x = 5,115,169,664.70
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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.