Finding the Fourth Proportional to 150,479,465.99, 207,662,398.61 and 84,403,495.58
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Solution
The fourth proportional to 150,479,465.99, 207,662,398.61 and 84,403,495.58 is: 116,477,236.46
Step by Step Solution
- Step 1: Write the proportion equation
150,479,465.99 : 207,662,398.61 = 84,403,495.58 : x - Step 2: Convert to fraction form
150,479,465.99/207,662,398.61 = 84,403,495.58/x - Step 3: Cross multiply
150,479,465.99x = 207,662,398.61 × 84,403,495.58 - Step 4: Simplify right side
150,479,465.99x = 17,527,432,341,751,004 - Step 5: Solve for x
x = 17,527,432,341,751,004/150,479,465.99 - Step 6: Final answer
x = 116,477,236.46
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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.