Finding the Fourth Proportional to 83,767,195.80, 125,650,793.70 and 62,243,835.30
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Solution
The fourth proportional to 83,767,195.80, 125,650,793.70 and 62,243,835.30 is: 93,365,752.95
Step by Step Solution
- Step 1: Write the proportion equation
83,767,195.80 : 125,650,793.70 = 62,243,835.30 : x - Step 2: Convert to fraction form
83,767,195.80/125,650,793.70 = 62,243,835.30/x - Step 3: Cross multiply
83,767,195.80x = 125,650,793.70 × 62,243,835.30 - Step 4: Simplify right side
83,767,195.80x = 7,820,987,308,377,077 - Step 5: Solve for x
x = 7,820,987,308,377,077/83,767,195.80 - Step 6: Final answer
x = 93,365,752.95
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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.