Finding the Fourth Proportional to 3,785,535,876.46, 5,673,228,138.96 and 2,946,192,124.61
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Solution
The fourth proportional to 3,785,535,876.46, 5,673,228,138.96 and 2,946,192,124.61 is: 4,415,337,909.77
Step by Step Solution
- Step 1: Write the proportion equation
3,785,535,876.46 : 5,673,228,138.96 = 2,946,192,124.61 : x - Step 2: Convert to fraction form
3,785,535,876.46/5,673,228,138.96 = 2,946,192,124.61/x - Step 3: Cross multiply
3,785,535,876.46x = 5,673,228,138.96 × 2,946,192,124.61 - Step 4: Simplify right side
3,785,535,876.46x = 16,714,420,064,119,799,808 - Step 5: Solve for x
x = 16,714,420,064,119,799,808/3,785,535,876.46 - Step 6: Final answer
x = 4,415,337,909.77
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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.