Finding the Fourth Proportional to 4,472,444,937.38, 6,172,250,154.75 and 2,465,275,551.77
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Solution
The fourth proportional to 4,472,444,937.38, 6,172,250,154.75 and 2,465,275,551.77 is: 3,402,232,474.40
Step by Step Solution
- Step 1: Write the proportion equation
4,472,444,937.38 : 6,172,250,154.75 = 2,465,275,551.77 : x - Step 2: Convert to fraction form
4,472,444,937.38/6,172,250,154.75 = 2,465,275,551.77/x - Step 3: Cross multiply
4,472,444,937.38x = 6,172,250,154.75 × 2,465,275,551.77 - Step 4: Simplify right side
4,472,444,937.38x = 15,216,297,405,882,912,768 - Step 5: Solve for x
x = 15,216,297,405,882,912,768/4,472,444,937.38 - Step 6: Final answer
x = 3,402,232,474.40
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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.