Finding the Fourth Proportional to 8,221,259,595.45, 11,344,042,335.43 and 4,788,522,860.68
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Solution
The fourth proportional to 8,221,259,595.45, 11,344,042,335.43 and 4,788,522,860.68 is: 6,607,406,739.19
Step by Step Solution
- Step 1: Write the proportion equation
8,221,259,595.45 : 11,344,042,335.43 = 4,788,522,860.68 : x - Step 2: Convert to fraction form
8,221,259,595.45/11,344,042,335.43 = 4,788,522,860.68/x - Step 3: Cross multiply
8,221,259,595.45x = 11,344,042,335.43 × 4,788,522,860.68 - Step 4: Simplify right side
8,221,259,595.45x = 54,321,206,055,647,625,216 - Step 5: Solve for x
x = 54,321,206,055,647,625,216/8,221,259,595.45 - Step 6: Final answer
x = 6,607,406,739.19
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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.