Finding the Fourth Proportional to 118,341,161.70, 177,511,742.55 and 96,817,801.20
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Solution
The fourth proportional to 118,341,161.70, 177,511,742.55 and 96,817,801.20 is: 145,226,701.80
Step by Step Solution
- Step 1: Write the proportion equation
118,341,161.70 : 177,511,742.55 = 96,817,801.20 : x - Step 2: Convert to fraction form
118,341,161.70/177,511,742.55 = 96,817,801.20/x - Step 3: Cross multiply
118,341,161.70x = 177,511,742.55 × 96,817,801.20 - Step 4: Simplify right side
118,341,161.70x = 17,186,296,600,871,482 - Step 5: Solve for x
x = 17,186,296,600,871,482/118,341,161.70 - Step 6: Final answer
x = 145,226,701.80
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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.