Finding the Fourth Proportional to 6,157,456,241.36, 8,497,356,494.49 and 3,617,245,273.59
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Solution
The fourth proportional to 6,157,456,241.36, 8,497,356,494.49 and 3,617,245,273.59 is: 4,991,837,767.56
Step by Step Solution
- Step 1: Write the proportion equation
6,157,456,241.36 : 8,497,356,494.49 = 3,617,245,273.59 : x - Step 2: Convert to fraction form
6,157,456,241.36/8,497,356,494.49 = 3,617,245,273.59/x - Step 3: Cross multiply
6,157,456,241.36x = 8,497,356,494.49 × 3,617,245,273.59 - Step 4: Simplify right side
6,157,456,241.36x = 30,737,022,617,703,243,776 - Step 5: Solve for x
x = 30,737,022,617,703,243,776/6,157,456,241.36 - Step 6: Final answer
x = 4,991,837,767.56
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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.