Finding the Fourth Proportional to 152,373,859.02, 228,621,350.61 and 48,759,028.79
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Solution
The fourth proportional to 152,373,859.02, 228,621,350.61 and 48,759,028.79 is: 73,157,922.81
Step by Step Solution
- Step 1: Write the proportion equation
152,373,859.02 : 228,621,350.61 = 48,759,028.79 : x - Step 2: Convert to fraction form
152,373,859.02/228,621,350.61 = 48,759,028.79/x - Step 3: Cross multiply
152,373,859.02x = 228,621,350.61 × 48,759,028.79 - Step 4: Simplify right side
152,373,859.02x = 11,147,355,016,401,674 - Step 5: Solve for x
x = 11,147,355,016,401,674/152,373,859.02 - Step 6: Final answer
x = 73,157,922.81
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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.