Finding the Fourth Proportional to 5,349,923,331.70, 8,024,884,997.55 and 1,855,167,315.70
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Solution
The fourth proportional to 5,349,923,331.70, 8,024,884,997.55 and 1,855,167,315.70 is: 2,782,750,973.55
Step by Step Solution
- Step 1: Write the proportion equation
5,349,923,331.70 : 8,024,884,997.55 = 1,855,167,315.70 : x - Step 2: Convert to fraction form
5,349,923,331.70/8,024,884,997.55 = 1,855,167,315.70/x - Step 3: Cross multiply
5,349,923,331.70x = 8,024,884,997.55 × 1,855,167,315.70 - Step 4: Simplify right side
5,349,923,331.70x = 14,887,504,359,706,036,224 - Step 5: Solve for x
x = 14,887,504,359,706,036,224/5,349,923,331.70 - Step 6: Final answer
x = 2,782,750,973.55
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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.