Finding the Fourth Proportional to 150,719,700.24, 207,998,210.34 and 84,651,841.26
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Solution
The fourth proportional to 150,719,700.24, 207,998,210.34 and 84,651,841.26 is: 116,822,362.68
Step by Step Solution
- Step 1: Write the proportion equation
150,719,700.24 : 207,998,210.34 = 84,651,841.26 : x - Step 2: Convert to fraction form
150,719,700.24/207,998,210.34 = 84,651,841.26/x - Step 3: Cross multiply
150,719,700.24x = 207,998,210.34 × 84,651,841.26 - Step 4: Simplify right side
150,719,700.24x = 17,607,431,484,065,772 - Step 5: Solve for x
x = 17,607,431,484,065,772/150,719,700.24 - Step 6: Final answer
x = 116,822,362.68
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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.