Finding the Fourth Proportional to 4,734,408,006.36, 6,534,407,173.50 and 2,855,119,256.28
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Solution
The fourth proportional to 4,734,408,006.36, 6,534,407,173.50 and 2,855,119,256.28 is: 3,940,621,873.82
Step by Step Solution
- Step 1: Write the proportion equation
4,734,408,006.36 : 6,534,407,173.50 = 2,855,119,256.28 : x - Step 2: Convert to fraction form
4,734,408,006.36/6,534,407,173.50 = 2,855,119,256.28/x - Step 3: Cross multiply
4,734,408,006.36x = 6,534,407,173.50 × 2,855,119,256.28 - Step 4: Simplify right side
4,734,408,006.36x = 18,656,511,749,434,019,840 - Step 5: Solve for x
x = 18,656,511,749,434,019,840/4,734,408,006.36 - Step 6: Final answer
x = 3,940,621,873.82
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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.