Finding the Fourth Proportional to 177,935,572.56, 245,532,396.60 and 98,548,554.42
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Solution
The fourth proportional to 177,935,572.56, 245,532,396.60 and 98,548,554.42 is: 135,986,651.80
Step by Step Solution
- Step 1: Write the proportion equation
177,935,572.56 : 245,532,396.60 = 98,548,554.42 : x - Step 2: Convert to fraction form
177,935,572.56/245,532,396.60 = 98,548,554.42/x - Step 3: Cross multiply
177,935,572.56x = 245,532,396.60 × 98,548,554.42 - Step 4: Simplify right side
177,935,572.56x = 24,196,862,748,208,124 - Step 5: Solve for x
x = 24,196,862,748,208,124/177,935,572.56 - Step 6: Final answer
x = 135,986,651.80
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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.