Finding the Fourth Proportional to 160,489,287.99, 240,736,146.33 and 45,473,719.62
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Solution
The fourth proportional to 160,489,287.99, 240,736,146.33 and 45,473,719.62 is: 68,211,206.85
Step by Step Solution
- Step 1: Write the proportion equation
160,489,287.99 : 240,736,146.33 = 45,473,719.62 : x - Step 2: Convert to fraction form
160,489,287.99/240,736,146.33 = 45,473,719.62/x - Step 3: Cross multiply
160,489,287.99x = 240,736,146.33 × 45,473,719.62 - Step 4: Simplify right side
160,489,287.99x = 10,947,168,020,609,712 - Step 5: Solve for x
x = 10,947,168,020,609,712/160,489,287.99 - Step 6: Final answer
x = 68,211,206.85
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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.