Finding the Fourth Proportional to 4,576,806,427.20, 6,865,209,640.80 and 1,130,234,395.20
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Solution
The fourth proportional to 4,576,806,427.20, 6,865,209,640.80 and 1,130,234,395.20 is: 1,695,351,592.80
Step by Step Solution
- Step 1: Write the proportion equation
4,576,806,427.20 : 6,865,209,640.80 = 1,130,234,395.20 : x - Step 2: Convert to fraction form
4,576,806,427.20/6,865,209,640.80 = 1,130,234,395.20/x - Step 3: Cross multiply
4,576,806,427.20x = 6,865,209,640.80 × 1,130,234,395.20 - Step 4: Simplify right side
4,576,806,427.20x = 7,759,296,066,290,797,568 - Step 5: Solve for x
x = 7,759,296,066,290,797,568/4,576,806,427.20 - Step 6: Final answer
x = 1,695,351,592.80
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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.