Finding the Fourth Proportional to 888,129,713.04, 1,225,633,514.16 and 486,236,756.88
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Solution
The fourth proportional to 888,129,713.04, 1,225,633,514.16 and 486,236,756.88 is: 671,014,668.58
Step by Step Solution
- Step 1: Write the proportion equation
888,129,713.04 : 1,225,633,514.16 = 486,236,756.88 : x - Step 2: Convert to fraction form
888,129,713.04/1,225,633,514.16 = 486,236,756.88/x - Step 3: Cross multiply
888,129,713.04x = 1,225,633,514.16 × 486,236,756.88 - Step 4: Simplify right side
888,129,713.04x = 595,948,065,048,595,968 - Step 5: Solve for x
x = 595,948,065,048,595,968/888,129,713.04 - Step 6: Final answer
x = 671,014,668.58
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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.