Finding the Third Proportional to 39,880,643.63 and 86,567,641.31
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Solution
The third proportional to 39,880,643.63 and 86,567,641.31 is: 187,909,618.33
Step by Step Solution
- Step 1: Write the proportion equation
39,880,643.63 : 86,567,641.31 = 86,567,641.31 : x - Step 2: Convert to fraction form
39,880,643.63/86,567,641.31 = 86,567,641.31/x - Step 3: Cross multiply
39,880,643.63x = 86,567,641.31 × 86,567,641.31 - Step 4: Simplify right side
39,880,643.63x = 7,493,956,522,409,657 - Step 5: Solve for x
x = 7,493,956,522,409,657/39,880,643.63 - Step 6: Final answer
x = 187,909,618.33
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.