Finding the Fourth Proportional to 216,409,281.12, 324,720,375.12 and 101,373,936.48
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Solution
The fourth proportional to 216,409,281.12, 324,720,375.12 and 101,373,936.48 is: 152,110,771.36
Step by Step Solution
- Step 1: Write the proportion equation
216,409,281.12 : 324,720,375.12 = 101,373,936.48 : x - Step 2: Convert to fraction form
216,409,281.12/324,720,375.12 = 101,373,936.48/x - Step 3: Cross multiply
216,409,281.12x = 324,720,375.12 × 101,373,936.48 - Step 4: Simplify right side
216,409,281.12x = 32,918,182,681,176,656 - Step 5: Solve for x
x = 32,918,182,681,176,656/216,409,281.12 - Step 6: Final answer
x = 152,110,771.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.