Finding the Fourth Proportional to 90,466,593.68, 135,672,931.08 and 32,945,412.84
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Solution
The fourth proportional to 90,466,593.68, 135,672,931.08 and 32,945,412.84 is: 49,408,301.39
Step by Step Solution
- Step 1: Write the proportion equation
90,466,593.68 : 135,672,931.08 = 32,945,412.84 : x - Step 2: Convert to fraction form
90,466,593.68/135,672,931.08 = 32,945,412.84/x - Step 3: Cross multiply
90,466,593.68x = 135,672,931.08 × 32,945,412.84 - Step 4: Simplify right side
90,466,593.68x = 4,469,800,725,643,467.50 - Step 5: Solve for x
x = 4,469,800,725,643,467.50/90,466,593.68 - Step 6: Final answer
x = 49,408,301.39
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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.