Finding the Fourth Proportional to 173,175,288.12, 259,730,455.23 and 86,890,527.36
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Solution
The fourth proportional to 173,175,288.12, 259,730,455.23 and 86,890,527.36 is: 130,319,495.76
Step by Step Solution
- Step 1: Write the proportion equation
173,175,288.12 : 259,730,455.23 = 86,890,527.36 : x - Step 2: Convert to fraction form
173,175,288.12/259,730,455.23 = 86,890,527.36/x - Step 3: Cross multiply
173,175,288.12x = 259,730,455.23 × 86,890,527.36 - Step 4: Simplify right side
173,175,288.12x = 22,568,116,226,387,568 - Step 5: Solve for x
x = 22,568,116,226,387,568/173,175,288.12 - Step 6: Final answer
x = 130,319,495.76
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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.