Finding the Fourth Proportional to 97,076,742.13, 145,615,657.55 and 32,380,369.58
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Solution
The fourth proportional to 97,076,742.13, 145,615,657.55 and 32,380,369.58 is: 48,570,735.94
Step by Step Solution
- Step 1: Write the proportion equation
97,076,742.13 : 145,615,657.55 = 32,380,369.58 : x - Step 2: Convert to fraction form
97,076,742.13/145,615,657.55 = 32,380,369.58/x - Step 3: Cross multiply
97,076,742.13x = 145,615,657.55 × 32,380,369.58 - Step 4: Simplify right side
97,076,742.13x = 4,715,088,807,486,766 - Step 5: Solve for x
x = 4,715,088,807,486,766/97,076,742.13 - Step 6: Final answer
x = 48,570,735.94
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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.