Finding the Fourth Proportional to 84,408,077.10, 118,440,046.50 and 84,408,077.10
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Solution
The fourth proportional to 84,408,077.10, 118,440,046.50 and 84,408,077.10 is: 118,440,046.50
Step by Step Solution
- Step 1: Write the proportion equation
84,408,077.10 : 118,440,046.50 = 84,408,077.10 : x - Step 2: Convert to fraction form
84,408,077.10/118,440,046.50 = 84,408,077.10/x - Step 3: Cross multiply
84,408,077.10x = 118,440,046.50 × 84,408,077.10 - Step 4: Simplify right side
84,408,077.10x = 9,997,296,576,699,584 - Step 5: Solve for x
x = 9,997,296,576,699,584/84,408,077.10 - Step 6: Final answer
x = 118,440,046.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.