Finding the Fourth Proportional to 96,408,448.82, 133,043,247.99 and 52,355,139.20
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Solution
The fourth proportional to 96,408,448.82, 133,043,247.99 and 52,355,139.20 is: 72,249,868.69
Step by Step Solution
- Step 1: Write the proportion equation
96,408,448.82 : 133,043,247.99 = 52,355,139.20 : x - Step 2: Convert to fraction form
96,408,448.82/133,043,247.99 = 52,355,139.20/x - Step 3: Cross multiply
96,408,448.82x = 133,043,247.99 × 52,355,139.20 - Step 4: Simplify right side
96,408,448.82x = 6,965,497,767,471,354 - Step 5: Solve for x
x = 6,965,497,767,471,354/96,408,448.82 - Step 6: Final answer
x = 72,249,868.69
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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.