Finding the Fourth Proportional to 83,728,120.91, 125,598,160.08 and 22,316,957.93
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Solution
The fourth proportional to 83,728,120.91, 125,598,160.08 and 22,316,957.93 is: 33,477,030.46
Step by Step Solution
- Step 1: Write the proportion equation
83,728,120.91 : 125,598,160.08 = 22,316,957.93 : x - Step 2: Convert to fraction form
83,728,120.91/125,598,160.08 = 22,316,957.93/x - Step 3: Cross multiply
83,728,120.91x = 125,598,160.08 × 22,316,957.93 - Step 4: Simplify right side
83,728,120.91x = 2,802,968,854,165,185 - Step 5: Solve for x
x = 2,802,968,854,165,185/83,728,120.91 - Step 6: Final answer
x = 33,477,030.46
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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.