Finding the Fourth Proportional to 363,965,127, 545,947,690.50 and 121,628,031
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Solution
The fourth proportional to 363,965,127, 545,947,690.50 and 121,628,031 is: 182,442,046.50
Step by Step Solution
- Step 1: Write the proportion equation
363,965,127 : 545,947,690.50 = 121,628,031 : x - Step 2: Convert to fraction form
363,965,127/545,947,690.50 = 121,628,031/x - Step 3: Cross multiply
363,965,127x = 545,947,690.50 × 121,628,031 - Step 4: Simplify right side
363,965,127x = 66,402,542,624,512,408 - Step 5: Solve for x
x = 66,402,542,624,512,408/363,965,127 - Step 6: Final answer
x = 182,442,046.50
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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.