Finding the Fourth Proportional to 2,239,488,328.20, 3,359,232,492.30 and 2,225,883,438.60
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Solution
The fourth proportional to 2,239,488,328.20, 3,359,232,492.30 and 2,225,883,438.60 is: 3,338,825,157.90
Step by Step Solution
- Step 1: Write the proportion equation
2,239,488,328.20 : 3,359,232,492.30 = 2,225,883,438.60 : x - Step 2: Convert to fraction form
2,239,488,328.20/3,359,232,492.30 = 2,225,883,438.60/x - Step 3: Cross multiply
2,239,488,328.20x = 3,359,232,492.30 × 2,225,883,438.60 - Step 4: Simplify right side
2,239,488,328.20x = 7,477,259,971,017,572,352 - Step 5: Solve for x
x = 7,477,259,971,017,572,352/2,239,488,328.20 - Step 6: Final answer
x = 3,338,825,157.90
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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.