Finding the Fourth Proportional to 119,861,243.04, 165,409,080.84 and 67,652,479.20
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Solution
The fourth proportional to 119,861,243.04, 165,409,080.84 and 67,652,479.20 is: 93,360,740.45
Step by Step Solution
- Step 1: Write the proportion equation
119,861,243.04 : 165,409,080.84 = 67,652,479.20 : x - Step 2: Convert to fraction form
119,861,243.04/165,409,080.84 = 67,652,479.20/x - Step 3: Cross multiply
119,861,243.04x = 165,409,080.84 × 67,652,479.20 - Step 4: Simplify right side
119,861,243.04x = 11,190,334,401,019,220 - Step 5: Solve for x
x = 11,190,334,401,019,220/119,861,243.04 - Step 6: Final answer
x = 93,360,740.45
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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.