Finding the Fourth Proportional to 171,975,841.14, 257,944,443.60 and 47,496,166.17
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Solution
The fourth proportional to 171,975,841.14, 257,944,443.60 and 47,496,166.17 is: 71,238,913.99
Step by Step Solution
- Step 1: Write the proportion equation
171,975,841.14 : 257,944,443.60 = 47,496,166.17 : x - Step 2: Convert to fraction form
171,975,841.14/257,944,443.60 = 47,496,166.17/x - Step 3: Cross multiply
171,975,841.14x = 257,944,443.60 × 47,496,166.17 - Step 4: Simplify right side
171,975,841.14x = 12,251,372,155,853,794 - Step 5: Solve for x
x = 12,251,372,155,853,794/171,975,841.14 - Step 6: Final answer
x = 71,238,913.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.