Finding the Fourth Proportional to 4,753,505,534.70, 7,130,282,899.65 and 2,786,979,563.49
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Solution
The fourth proportional to 4,753,505,534.70, 7,130,282,899.65 and 2,786,979,563.49 is: 4,180,483,766.80
Step by Step Solution
- Step 1: Write the proportion equation
4,753,505,534.70 : 7,130,282,899.65 = 2,786,979,563.49 : x - Step 2: Convert to fraction form
4,753,505,534.70/7,130,282,899.65 = 2,786,979,563.49/x - Step 3: Cross multiply
4,753,505,534.70x = 7,130,282,899.65 × 2,786,979,563.49 - Step 4: Simplify right side
4,753,505,534.70x = 19,871,952,723,226,767,360 - Step 5: Solve for x
x = 19,871,952,723,226,767,360/4,753,505,534.70 - Step 6: Final answer
x = 4,180,483,766.80
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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.