Finding the Fourth Proportional to 2,133,263,587.68, 2,943,882,066.55 and 1,180,646,175.02
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Solution
The fourth proportional to 2,133,263,587.68, 2,943,882,066.55 and 1,180,646,175.02 is: 1,629,279,720.35
Step by Step Solution
- Step 1: Write the proportion equation
2,133,263,587.68 : 2,943,882,066.55 = 1,180,646,175.02 : x - Step 2: Convert to fraction form
2,133,263,587.68/2,943,882,066.55 = 1,180,646,175.02/x - Step 3: Cross multiply
2,133,263,587.68x = 2,943,882,066.55 × 1,180,646,175.02 - Step 4: Simplify right side
2,133,263,587.68x = 3,475,683,101,575,622,144 - Step 5: Solve for x
x = 3,475,683,101,575,622,144/2,133,263,587.68 - Step 6: Final answer
x = 1,629,279,720.35
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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.