Finding the Fourth Proportional to 83,728,120.60, 125,598,159.61 and 22,316,957.62
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Solution
The fourth proportional to 83,728,120.60, 125,598,159.61 and 22,316,957.62 is: 33,477,029.99
Step by Step Solution
- Step 1: Write the proportion equation
83,728,120.60 : 125,598,159.61 = 22,316,957.62 : x - Step 2: Convert to fraction form
83,728,120.60/125,598,159.61 = 22,316,957.62/x - Step 3: Cross multiply
83,728,120.60x = 125,598,159.61 × 22,316,957.62 - Step 4: Simplify right side
83,728,120.60x = 2,802,968,804,519,349 - Step 5: Solve for x
x = 2,802,968,804,519,349/83,728,120.60 - Step 6: Final answer
x = 33,477,029.99
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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.