Finding the Fourth Proportional to 201,134,067.60, 301,701,101.40 and 71,887,616.40
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Solution
The fourth proportional to 201,134,067.60, 301,701,101.40 and 71,887,616.40 is: 107,831,424.60
Step by Step Solution
- Step 1: Write the proportion equation
201,134,067.60 : 301,701,101.40 = 71,887,616.40 : x - Step 2: Convert to fraction form
201,134,067.60/301,701,101.40 = 71,887,616.40/x - Step 3: Cross multiply
201,134,067.60x = 301,701,101.40 × 71,887,616.40 - Step 4: Simplify right side
201,134,067.60x = 21,688,573,044,900,704 - Step 5: Solve for x
x = 21,688,573,044,900,704/201,134,067.60 - Step 6: Final answer
x = 107,831,424.60
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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.