Finding the Fourth Proportional to 92,190,599.99, 138,384,346.31 and 39,694,276.79
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Solution
The fourth proportional to 92,190,599.99, 138,384,346.31 and 39,694,276.79 is: 59,583,802.97
Step by Step Solution
- Step 1: Write the proportion equation
92,190,599.99 : 138,384,346.31 = 39,694,276.79 : x - Step 2: Convert to fraction form
92,190,599.99/138,384,346.31 = 39,694,276.79/x - Step 3: Cross multiply
92,190,599.99x = 138,384,346.31 × 39,694,276.79 - Step 4: Simplify right side
92,190,599.99x = 5,493,066,545,633,884 - Step 5: Solve for x
x = 5,493,066,545,633,884/92,190,599.99 - Step 6: Final answer
x = 59,583,802.97
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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.