Finding the Fourth Proportional to 100,731,670.90, 151,097,506.35 and 32,581,251.70
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Solution
The fourth proportional to 100,731,670.90, 151,097,506.35 and 32,581,251.70 is: 48,871,877.55
Step by Step Solution
- Step 1: Write the proportion equation
100,731,670.90 : 151,097,506.35 = 32,581,251.70 : x - Step 2: Convert to fraction form
100,731,670.90/151,097,506.35 = 32,581,251.70/x - Step 3: Cross multiply
100,731,670.90x = 151,097,506.35 × 32,581,251.70 - Step 4: Simplify right side
100,731,670.90x = 4,922,945,885,631,698 - Step 5: Solve for x
x = 4,922,945,885,631,698/100,731,670.90 - Step 6: Final answer
x = 48,871,877.55
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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.