Finding the Fourth Proportional to 7,726,348,822.11, 10,664,673,562.83 and 4,512,125,832.54
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Solution
The fourth proportional to 7,726,348,822.11, 10,664,673,562.83 and 4,512,125,832.54 is: 6,228,083,948.36
Step by Step Solution
- Step 1: Write the proportion equation
7,726,348,822.11 : 10,664,673,562.83 = 4,512,125,832.54 : x - Step 2: Convert to fraction form
7,726,348,822.11/10,664,673,562.83 = 4,512,125,832.54/x - Step 3: Cross multiply
7,726,348,822.11x = 10,664,673,562.83 × 4,512,125,832.54 - Step 4: Simplify right side
7,726,348,822.11x = 48,120,349,078,451,642,368 - Step 5: Solve for x
x = 48,120,349,078,451,642,368/7,726,348,822.11 - Step 6: Final answer
x = 6,228,083,948.36
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1.5x scale
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.