Finding the Fourth Proportional to 87,224,408.78, 120,370,480.18 and 48,067,590.47
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Solution
The fourth proportional to 87,224,408.78, 120,370,480.18 and 48,067,590.47 is: 66,333,713.54
Step by Step Solution
- Step 1: Write the proportion equation
87,224,408.78 : 120,370,480.18 = 48,067,590.47 : x - Step 2: Convert to fraction form
87,224,408.78/120,370,480.18 = 48,067,590.47/x - Step 3: Cross multiply
87,224,408.78x = 120,370,480.18 × 48,067,590.47 - Step 4: Simplify right side
87,224,408.78x = 5,785,918,945,247,471 - Step 5: Solve for x
x = 5,785,918,945,247,471/87,224,408.78 - Step 6: Final answer
x = 66,333,713.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.