Finding the Fourth Proportional to 2,806,903,122.60, 4,205,819,720.70 and 1,769,908,204.20
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Solution
The fourth proportional to 2,806,903,122.60, 4,205,819,720.70 and 1,769,908,204.20 is: 2,652,002,760.31
Step by Step Solution
- Step 1: Write the proportion equation
2,806,903,122.60 : 4,205,819,720.70 = 1,769,908,204.20 : x - Step 2: Convert to fraction form
2,806,903,122.60/4,205,819,720.70 = 1,769,908,204.20/x - Step 3: Cross multiply
2,806,903,122.60x = 4,205,819,720.70 × 1,769,908,204.20 - Step 4: Simplify right side
2,806,903,122.60x = 7,443,914,829,053,082,624 - Step 5: Solve for x
x = 7,443,914,829,053,082,624/2,806,903,122.60 - Step 6: Final answer
x = 2,652,002,760.31
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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.