Finding the Fourth Proportional to 4,272,714,647.96, 6,408,490,152.79 and 1,124,665,646.41
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Solution
The fourth proportional to 4,272,714,647.96, 6,408,490,152.79 and 1,124,665,646.41 is: 1,686,845,322.94
Step by Step Solution
- Step 1: Write the proportion equation
4,272,714,647.96 : 6,408,490,152.79 = 1,124,665,646.41 : x - Step 2: Convert to fraction form
4,272,714,647.96/6,408,490,152.79 = 1,124,665,646.41/x - Step 3: Cross multiply
4,272,714,647.96x = 6,408,490,152.79 × 1,124,665,646.41 - Step 4: Simplify right side
4,272,714,647.96x = 7,207,408,720,180,852,736 - Step 5: Solve for x
x = 7,207,408,720,180,852,736/4,272,714,647.96 - Step 6: Final answer
x = 1,686,845,322.94
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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.