Finding the Fourth Proportional to 160,489,288.99, 240,736,147.83 and 45,473,720.62
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Solution
The fourth proportional to 160,489,288.99, 240,736,147.83 and 45,473,720.62 is: 68,211,208.35
Step by Step Solution
- Step 1: Write the proportion equation
160,489,288.99 : 240,736,147.83 = 45,473,720.62 : x - Step 2: Convert to fraction form
160,489,288.99/240,736,147.83 = 45,473,720.62/x - Step 3: Cross multiply
160,489,288.99x = 240,736,147.83 × 45,473,720.62 - Step 4: Simplify right side
160,489,288.99x = 10,947,168,329,556,440 - Step 5: Solve for x
x = 10,947,168,329,556,440/160,489,288.99 - Step 6: Final answer
x = 68,211,208.35
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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.