Finding the Fourth Proportional to 124,479,909,596.96, 171,782,330,704.36 and 67,387,218,245.84
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Solution
The fourth proportional to 124,479,909,596.96, 171,782,330,704.36 and 67,387,218,245.84 is: 92,994,391,202.84
Step by Step Solution
- Step 1: Write the proportion equation
124,479,909,596.96 : 171,782,330,704.36 = 67,387,218,245.84 : x - Step 2: Convert to fraction form
124,479,909,596.96/171,782,330,704.36 = 67,387,218,245.84/x - Step 3: Cross multiply
124,479,909,596.96x = 171,782,330,704.36 × 67,387,218,245.84 - Step 4: Simplify right side
124,479,909,596.96x = 11,575,933,409,953,767,751,680 - Step 5: Solve for x
x = 11,575,933,409,953,767,751,680/124,479,909,596.96 - Step 6: Final answer
x = 92,994,391,202.84
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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.