Finding the Fourth Proportional to 157,592,408.00, 217,475,252.87 and 87,031,003.86
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Solution
The fourth proportional to 157,592,408.00, 217,475,252.87 and 87,031,003.86 is: 120,101,531.62
Step by Step Solution
- Step 1: Write the proportion equation
157,592,408.00 : 217,475,252.87 = 87,031,003.86 : x - Step 2: Convert to fraction form
157,592,408.00/217,475,252.87 = 87,031,003.86/x - Step 3: Cross multiply
157,592,408.00x = 217,475,252.87 × 87,031,003.86 - Step 4: Simplify right side
157,592,408.00x = 18,927,089,571,548,292 - Step 5: Solve for x
x = 18,927,089,571,548,292/157,592,408.00 - Step 6: Final answer
x = 120,101,531.62
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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.