Finding the Fourth Proportional to 555,310,460.14, 832,797,987.81 and 167,030,216.62
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Solution
The fourth proportional to 555,310,460.14, 832,797,987.81 and 167,030,216.62 is: 250,494,882.21
Step by Step Solution
- Step 1: Write the proportion equation
555,310,460.14 : 832,797,987.81 = 167,030,216.62 : x - Step 2: Convert to fraction form
555,310,460.14/832,797,987.81 = 167,030,216.62/x - Step 3: Cross multiply
555,310,460.14x = 832,797,987.81 × 167,030,216.62 - Step 4: Simplify right side
555,310,460.14x = 139,102,428,304,604,416 - Step 5: Solve for x
x = 139,102,428,304,604,416/555,310,460.14 - Step 6: Final answer
x = 250,494,882.21
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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.