Finding the Fourth Proportional to 4,139,088,128.80, 6,208,632,193.20 and 2,833,018,727.20
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Solution
The fourth proportional to 4,139,088,128.80, 6,208,632,193.20 and 2,833,018,727.20 is: 4,249,528,090.80
Step by Step Solution
- Step 1: Write the proportion equation
4,139,088,128.80 : 6,208,632,193.20 = 2,833,018,727.20 : x - Step 2: Convert to fraction form
4,139,088,128.80/6,208,632,193.20 = 2,833,018,727.20/x - Step 3: Cross multiply
4,139,088,128.80x = 6,208,632,193.20 × 2,833,018,727.20 - Step 4: Simplify right side
4,139,088,128.80x = 17,589,171,273,632,407,552 - Step 5: Solve for x
x = 17,589,171,273,632,407,552/4,139,088,128.80 - Step 6: Final answer
x = 4,249,528,090.80
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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.