Finding the Fourth Proportional to 168,212,458.08, 252,317,005.56 and 53,197,020
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Solution
The fourth proportional to 168,212,458.08, 252,317,005.56 and 53,197,020 is: 79,794,998.21
Step by Step Solution
- Step 1: Write the proportion equation
168,212,458.08 : 252,317,005.56 = 53,197,020 : x - Step 2: Convert to fraction form
168,212,458.08/252,317,005.56 = 53,197,020/x - Step 3: Cross multiply
168,212,458.08x = 252,317,005.56 × 53,197,020 - Step 4: Simplify right side
168,212,458.08x = 13,422,512,791,115,432 - Step 5: Solve for x
x = 13,422,512,791,115,432/168,212,458.08 - Step 6: Final answer
x = 79,794,998.21
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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.