Finding the Fourth Proportional to 170,756,485.37, 235,644,028.61 and 92,440,038.84
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Solution
The fourth proportional to 170,756,485.37, 235,644,028.61 and 92,440,038.84 is: 127,567,296.25
Step by Step Solution
- Step 1: Write the proportion equation
170,756,485.37 : 235,644,028.61 = 92,440,038.84 : x - Step 2: Convert to fraction form
170,756,485.37/235,644,028.61 = 92,440,038.84/x - Step 3: Cross multiply
170,756,485.37x = 235,644,028.61 × 92,440,038.84 - Step 4: Simplify right side
170,756,485.37x = 21,782,943,155,776,608 - Step 5: Solve for x
x = 21,782,943,155,776,608/170,756,485.37 - Step 6: Final answer
x = 127,567,296.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.