Finding the Fourth Proportional to 10,608,130,924, 14,639,235,193.26 and 5,785,507,568.05
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Solution
The fourth proportional to 10,608,130,924, 14,639,235,193.26 and 5,785,507,568.05 is: 7,984,008,361.87
Step by Step Solution
- Step 1: Write the proportion equation
10,608,130,924 : 14,639,235,193.26 = 5,785,507,568.05 : x - Step 2: Convert to fraction form
10,608,130,924/14,639,235,193.26 = 5,785,507,568.05/x - Step 3: Cross multiply
10,608,130,924x = 14,639,235,193.26 × 5,785,507,568.05 - Step 4: Simplify right side
10,608,130,924x = 84,695,406,001,069,637,632 - Step 5: Solve for x
x = 84,695,406,001,069,637,632/10,608,130,924 - Step 6: Final answer
x = 7,984,008,361.87
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1.5x scale
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.