Finding the Fourth Proportional to 7,440,173,997.30, 11,160,260,995.95 and 6,682,551,707.70
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Solution
The fourth proportional to 7,440,173,997.30, 11,160,260,995.95 and 6,682,551,707.70 is: 10,023,827,561.55
Step by Step Solution
- Step 1: Write the proportion equation
7,440,173,997.30 : 11,160,260,995.95 = 6,682,551,707.70 : x - Step 2: Convert to fraction form
7,440,173,997.30/11,160,260,995.95 = 6,682,551,707.70/x - Step 3: Cross multiply
7,440,173,997.30x = 11,160,260,995.95 × 6,682,551,707.70 - Step 4: Simplify right side
7,440,173,997.30x = 74,579,021,176,863,375,360 - Step 5: Solve for x
x = 74,579,021,176,863,375,360/7,440,173,997.30 - Step 6: Final answer
x = 10,023,827,561.55
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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.