Finding the Fourth Proportional to 197,568,784, 272,644,921.92 and 110,648,656
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Solution
The fourth proportional to 197,568,784, 272,644,921.92 and 110,648,656 is: 152,695,145.28
Step by Step Solution
- Step 1: Write the proportion equation
197,568,784 : 272,644,921.92 = 110,648,656 : x - Step 2: Convert to fraction form
197,568,784/272,644,921.92 = 110,648,656/x - Step 3: Cross multiply
197,568,784x = 272,644,921.92 × 110,648,656 - Step 4: Simplify right side
197,568,784x = 30,167,794,175,672,940 - Step 5: Solve for x
x = 30,167,794,175,672,940/197,568,784 - Step 6: Final answer
x = 152,695,145.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.