Finding the Fourth Proportional to 4,170,499,862.80, 6,255,749,794.20 and 2,204,593,315.60
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Solution
The fourth proportional to 4,170,499,862.80, 6,255,749,794.20 and 2,204,593,315.60 is: 3,306,889,973.40
Step by Step Solution
- Step 1: Write the proportion equation
4,170,499,862.80 : 6,255,749,794.20 = 2,204,593,315.60 : x - Step 2: Convert to fraction form
4,170,499,862.80/6,255,749,794.20 = 2,204,593,315.60/x - Step 3: Cross multiply
4,170,499,862.80x = 6,255,749,794.20 × 2,204,593,315.60 - Step 4: Simplify right side
4,170,499,862.80x = 13,791,384,180,359,395,328 - Step 5: Solve for x
x = 13,791,384,180,359,395,328/4,170,499,862.80 - Step 6: Final answer
x = 3,306,889,973.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.