Finding the Fourth Proportional to 995,836,708.84, 1,374,375,164.86 and 566,778,317.44
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Solution
The fourth proportional to 995,836,708.84, 1,374,375,164.86 and 566,778,317.44 is: 782,222,664.17
Step by Step Solution
- Step 1: Write the proportion equation
995,836,708.84 : 1,374,375,164.86 = 566,778,317.44 : x - Step 2: Convert to fraction form
995,836,708.84/1,374,375,164.86 = 566,778,317.44/x - Step 3: Cross multiply
995,836,708.84x = 1,374,375,164.86 × 566,778,317.44 - Step 4: Simplify right side
995,836,708.84x = 778,966,043,470,673,408 - Step 5: Solve for x
x = 778,966,043,470,673,408/995,836,708.84 - Step 6: Final answer
x = 782,222,664.17
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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.