Finding the Fourth Proportional to 83,577,451.36, 115,336,281.01 and 46,407,549.28
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Solution
The fourth proportional to 83,577,451.36, 115,336,281.01 and 46,407,549.28 is: 64,042,083.81
Step by Step Solution
- Step 1: Write the proportion equation
83,577,451.36 : 115,336,281.01 = 46,407,549.28 : x - Step 2: Convert to fraction form
83,577,451.36/115,336,281.01 = 46,407,549.28/x - Step 3: Cross multiply
83,577,451.36x = 115,336,281.01 × 46,407,549.28 - Step 4: Simplify right side
83,577,451.36x = 5,352,474,144,743,504 - Step 5: Solve for x
x = 5,352,474,144,743,504/83,577,451.36 - Step 6: Final answer
x = 64,042,083.81
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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.