Finding the Fourth Proportional to 4,455,398,669.76, 6,148,090,221.84 and 2,575,925,074.08
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Solution
The fourth proportional to 4,455,398,669.76, 6,148,090,221.84 and 2,575,925,074.08 is: 3,554,568,498.58
Step by Step Solution
- Step 1: Write the proportion equation
4,455,398,669.76 : 6,148,090,221.84 = 2,575,925,074.08 : x - Step 2: Convert to fraction form
4,455,398,669.76/6,148,090,221.84 = 2,575,925,074.08/x - Step 3: Cross multiply
4,455,398,669.76x = 6,148,090,221.84 × 2,575,925,074.08 - Step 4: Simplify right side
4,455,398,669.76x = 15,837,019,760,143,724,544 - Step 5: Solve for x
x = 15,837,019,760,143,724,544/4,455,398,669.76 - Step 6: Final answer
x = 3,554,568,498.58
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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.