Finding the Fourth Proportional to 3,817,246,200.80, 5,725,869,301.20 and 1,056,875,216.68
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Solution
The fourth proportional to 3,817,246,200.80, 5,725,869,301.20 and 1,056,875,216.68 is: 1,585,312,825.01
Step by Step Solution
- Step 1: Write the proportion equation
3,817,246,200.80 : 5,725,869,301.20 = 1,056,875,216.68 : x - Step 2: Convert to fraction form
3,817,246,200.80/5,725,869,301.20 = 1,056,875,216.68/x - Step 3: Cross multiply
3,817,246,200.80x = 5,725,869,301.20 × 1,056,875,216.68 - Step 4: Simplify right side
3,817,246,200.80x = 6,051,529,358,358,479,872 - Step 5: Solve for x
x = 6,051,529,358,358,479,872/3,817,246,200.80 - Step 6: Final answer
x = 1,585,312,825.01
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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.