Finding the Fourth Proportional to 2,018,277,566.80, 3,027,416,350.20 and 544,414,526.80
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Solution
The fourth proportional to 2,018,277,566.80, 3,027,416,350.20 and 544,414,526.80 is: 816,621,790.20
Step by Step Solution
- Step 1: Write the proportion equation
2,018,277,566.80 : 3,027,416,350.20 = 544,414,526.80 : x - Step 2: Convert to fraction form
2,018,277,566.80/3,027,416,350.20 = 544,414,526.80/x - Step 3: Cross multiply
2,018,277,566.80x = 3,027,416,350.20 × 544,414,526.80 - Step 4: Simplify right side
2,018,277,566.80x = 1,648,169,439,720,715,776 - Step 5: Solve for x
x = 1,648,169,439,720,715,776/2,018,277,566.80 - Step 6: Final answer
x = 816,621,790.20
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1.5x scale
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.