Finding the Fourth Proportional to 104,977,446.90, 157,466,170.35 and 61,824,437.70
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Solution
The fourth proportional to 104,977,446.90, 157,466,170.35 and 61,824,437.70 is: 92,736,656.55
Step by Step Solution
- Step 1: Write the proportion equation
104,977,446.90 : 157,466,170.35 = 61,824,437.70 : x - Step 2: Convert to fraction form
104,977,446.90/157,466,170.35 = 61,824,437.70/x - Step 3: Cross multiply
104,977,446.90x = 157,466,170.35 × 61,824,437.70 - Step 4: Simplify right side
104,977,446.90x = 9,735,257,438,661,162 - Step 5: Solve for x
x = 9,735,257,438,661,162/104,977,446.90 - Step 6: Final answer
x = 92,736,656.55
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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.