Finding the Fourth Proportional to 4,851,151,533.20, 7,276,727,998.20 and 1,170,656,901.20
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Solution
The fourth proportional to 4,851,151,533.20, 7,276,727,998.20 and 1,170,656,901.20 is: 1,755,985,520.33
Step by Step Solution
- Step 1: Write the proportion equation
4,851,151,533.20 : 7,276,727,998.20 = 1,170,656,901.20 : x - Step 2: Convert to fraction form
4,851,151,533.20/7,276,727,998.20 = 1,170,656,901.20/x - Step 3: Cross multiply
4,851,151,533.20x = 7,276,727,998.20 × 1,170,656,901.20 - Step 4: Simplify right side
4,851,151,533.20x = 8,518,551,849,248,091,136 - Step 5: Solve for x
x = 8,518,551,849,248,091,136/4,851,151,533.20 - Step 6: Final answer
x = 1,755,985,520.33
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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.