Finding the Fourth Proportional to 2,017,912,810.68, 2,784,718,447.02 and 1,090,764,778.68
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Solution
The fourth proportional to 2,017,912,810.68, 2,784,718,447.02 and 1,090,764,778.68 is: 1,505,254,728.78
Step by Step Solution
- Step 1: Write the proportion equation
2,017,912,810.68 : 2,784,718,447.02 = 1,090,764,778.68 : x - Step 2: Convert to fraction form
2,017,912,810.68/2,784,718,447.02 = 1,090,764,778.68/x - Step 3: Cross multiply
2,017,912,810.68x = 2,784,718,447.02 × 1,090,764,778.68 - Step 4: Simplify right side
2,017,912,810.68x = 3,037,472,800,549,883,904 - Step 5: Solve for x
x = 3,037,472,800,549,883,904/2,017,912,810.68 - Step 6: Final answer
x = 1,505,254,728.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.