Finding the Fourth Proportional to 7,579,508,532.44, 10,459,019,837.35 and 4,192,344,921.24
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Solution
The fourth proportional to 7,579,508,532.44, 10,459,019,837.35 and 4,192,344,921.24 is: 5,785,047,738.73
Step by Step Solution
- Step 1: Write the proportion equation
7,579,508,532.44 : 10,459,019,837.35 = 4,192,344,921.24 : x - Step 2: Convert to fraction form
7,579,508,532.44/10,459,019,837.35 = 4,192,344,921.24/x - Step 3: Cross multiply
7,579,508,532.44x = 10,459,019,837.35 × 4,192,344,921.24 - Step 4: Simplify right side
7,579,508,532.44x = 43,847,818,696,250,105,856 - Step 5: Solve for x
x = 43,847,818,696,250,105,856/7,579,508,532.44 - Step 6: Final answer
x = 5,785,047,738.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.