Finding the Fourth Proportional to 1,546,857,416.64, 2,134,714,797.60 and 868,793,859.36
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Solution
The fourth proportional to 1,546,857,416.64, 2,134,714,797.60 and 868,793,859.36 is: 1,198,964,486.12
Step by Step Solution
- Step 1: Write the proportion equation
1,546,857,416.64 : 2,134,714,797.60 = 868,793,859.36 : x - Step 2: Convert to fraction form
1,546,857,416.64/2,134,714,797.60 = 868,793,859.36/x - Step 3: Cross multiply
1,546,857,416.64x = 2,134,714,797.60 × 868,793,859.36 - Step 4: Simplify right side
1,546,857,416.64x = 1,854,627,107,639,805,184 - Step 5: Solve for x
x = 1,854,627,107,639,805,184/1,546,857,416.64 - Step 6: Final answer
x = 1,198,964,486.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.