Finding the Fourth Proportional to 366,708,845.16, 506,067,780.12 and 201,700,744.92
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Solution
The fourth proportional to 366,708,845.16, 506,067,780.12 and 201,700,744.92 is: 278,352,293.86
Step by Step Solution
- Step 1: Write the proportion equation
366,708,845.16 : 506,067,780.12 = 201,700,744.92 : x - Step 2: Convert to fraction form
366,708,845.16/506,067,780.12 = 201,700,744.92/x - Step 3: Cross multiply
366,708,845.16x = 506,067,780.12 × 201,700,744.92 - Step 4: Simplify right side
366,708,845.16x = 102,074,248,230,214,768 - Step 5: Solve for x
x = 102,074,248,230,214,768/366,708,845.16 - Step 6: Final answer
x = 278,352,293.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.