Finding the Fourth Proportional to 4,472,444,938.13, 6,172,250,155.79 and 2,465,275,552.52
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Solution
The fourth proportional to 4,472,444,938.13, 6,172,250,155.79 and 2,465,275,552.52 is: 3,402,232,475.43
Step by Step Solution
- Step 1: Write the proportion equation
4,472,444,938.13 : 6,172,250,155.79 = 2,465,275,552.52 : x - Step 2: Convert to fraction form
4,472,444,938.13/6,172,250,155.79 = 2,465,275,552.52/x - Step 3: Cross multiply
4,472,444,938.13x = 6,172,250,155.79 × 2,465,275,552.52 - Step 4: Simplify right side
4,472,444,938.13x = 15,216,297,413,063,659,520 - Step 5: Solve for x
x = 15,216,297,413,063,659,520/4,472,444,938.13 - Step 6: Final answer
x = 3,402,232,475.43
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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.