Finding the Fourth Proportional to 170,379,777.53, 235,124,155.74 and 92,063,330.75
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Solution
The fourth proportional to 170,379,777.53, 235,124,155.74 and 92,063,330.75 is: 127,047,430.34
Step by Step Solution
- Step 1: Write the proportion equation
170,379,777.53 : 235,124,155.74 = 92,063,330.75 : x - Step 2: Convert to fraction form
170,379,777.53/235,124,155.74 = 92,063,330.75/x - Step 3: Cross multiply
170,379,777.53x = 235,124,155.74 × 92,063,330.75 - Step 4: Simplify right side
170,379,777.53x = 21,646,312,916,030,512 - Step 5: Solve for x
x = 21,646,312,916,030,512/170,379,777.53 - Step 6: Final answer
x = 127,047,430.34
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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.