Finding the Fourth Proportional to 153,322,882.92, 211,553,243.10 and 97,548,162.12
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Solution
The fourth proportional to 153,322,882.92, 211,553,243.10 and 97,548,162.12 is: 134,595,891.11
Step by Step Solution
- Step 1: Write the proportion equation
153,322,882.92 : 211,553,243.10 = 97,548,162.12 : x - Step 2: Convert to fraction form
153,322,882.92/211,553,243.10 = 97,548,162.12/x - Step 3: Cross multiply
153,322,882.92x = 211,553,243.10 × 97,548,162.12 - Step 4: Simplify right side
153,322,882.92x = 20,636,630,054,930,572 - Step 5: Solve for x
x = 20,636,630,054,930,572/153,322,882.92 - Step 6: Final answer
x = 134,595,891.11
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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.