Finding the Fourth Proportional to 4,472,444,937.89, 6,172,250,155.44 and 2,465,275,552.28
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Solution
The fourth proportional to 4,472,444,937.89, 6,172,250,155.44 and 2,465,275,552.28 is: 3,402,232,475.09
Step by Step Solution
- Step 1: Write the proportion equation
4,472,444,937.89 : 6,172,250,155.44 = 2,465,275,552.28 : x - Step 2: Convert to fraction form
4,472,444,937.89/6,172,250,155.44 = 2,465,275,552.28/x - Step 3: Cross multiply
4,472,444,937.89x = 6,172,250,155.44 × 2,465,275,552.28 - Step 4: Simplify right side
4,472,444,937.89x = 15,216,297,410,762,661,888 - Step 5: Solve for x
x = 15,216,297,410,762,661,888/4,472,444,937.89 - Step 6: Final answer
x = 3,402,232,475.09
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1.5x scale
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.