Finding the Fourth Proportional to 87,157,693.08, 120,276,163.02 and 48,003,113.10
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Solution
The fourth proportional to 87,157,693.08, 120,276,163.02 and 48,003,113.10 is: 66,243,495.58
Step by Step Solution
- Step 1: Write the proportion equation
87,157,693.08 : 120,276,163.02 = 48,003,113.10 : x - Step 2: Convert to fraction form
87,157,693.08/120,276,163.02 = 48,003,113.10/x - Step 3: Cross multiply
87,157,693.08x = 120,276,163.02 × 48,003,113.10 - Step 4: Simplify right side
87,157,693.08x = 5,773,630,256,683,098 - Step 5: Solve for x
x = 5,773,630,256,683,098/87,157,693.08 - Step 6: Final answer
x = 66,243,495.58
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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.