Finding the Fourth Proportional to 6,720,840,108.88, 10,081,260,163.26 and 1,813,506,041.68
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Solution
The fourth proportional to 6,720,840,108.88, 10,081,260,163.26 and 1,813,506,041.68 is: 2,720,259,062.50
Step by Step Solution
- Step 1: Write the proportion equation
6,720,840,108.88 : 10,081,260,163.26 = 1,813,506,041.68 : x - Step 2: Convert to fraction form
6,720,840,108.88/10,081,260,163.26 = 1,813,506,041.68/x - Step 3: Cross multiply
6,720,840,108.88x = 10,081,260,163.26 × 1,813,506,041.68 - Step 4: Simplify right side
6,720,840,108.88x = 18,282,426,213,819,914,240 - Step 5: Solve for x
x = 18,282,426,213,819,914,240/6,720,840,108.88 - Step 6: Final answer
x = 2,720,259,062.50
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Double scale
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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.