Finding the Fourth Proportional to 259,740,635.08, 390,232,508.14 and 166,550,187.68
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Solution
The fourth proportional to 259,740,635.08, 390,232,508.14 and 166,550,187.68 is: 250,223,833.67
Step by Step Solution
- Step 1: Write the proportion equation
259,740,635.08 : 390,232,508.14 = 166,550,187.68 : x - Step 2: Convert to fraction form
259,740,635.08/390,232,508.14 = 166,550,187.68/x - Step 3: Cross multiply
259,740,635.08x = 390,232,508.14 × 166,550,187.68 - Step 4: Simplify right side
259,740,635.08x = 64,993,297,469,554,128 - Step 5: Solve for x
x = 64,993,297,469,554,128/259,740,635.08 - Step 6: Final answer
x = 250,223,833.67
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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.