Finding the Fourth Proportional to 5,029,373,259.59, 6,940,683,146.65 and 2,771,458,232.80
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Solution
The fourth proportional to 5,029,373,259.59, 6,940,683,146.65 and 2,771,458,232.80 is: 3,824,693,943.99
Step by Step Solution
- Step 1: Write the proportion equation
5,029,373,259.59 : 6,940,683,146.65 = 2,771,458,232.80 : x - Step 2: Convert to fraction form
5,029,373,259.59/6,940,683,146.65 = 2,771,458,232.80/x - Step 3: Cross multiply
5,029,373,259.59x = 6,940,683,146.65 × 2,771,458,232.80 - Step 4: Simplify right side
5,029,373,259.59x = 19,235,813,448,003,272,704 - Step 5: Solve for x
x = 19,235,813,448,003,272,704/5,029,373,259.59 - Step 6: Final answer
x = 3,824,693,943.99
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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.