Finding the Fourth Proportional to 170,352,177.80, 255,528,266.70 and 170,352,177.80
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Solution
The fourth proportional to 170,352,177.80, 255,528,266.70 and 170,352,177.80 is: 255,528,266.70
Step by Step Solution
- Step 1: Write the proportion equation
170,352,177.80 : 255,528,266.70 = 170,352,177.80 : x - Step 2: Convert to fraction form
170,352,177.80/255,528,266.70 = 170,352,177.80/x - Step 3: Cross multiply
170,352,177.80x = 255,528,266.70 × 170,352,177.80 - Step 4: Simplify right side
170,352,177.80x = 43,529,796,721,804,224 - Step 5: Solve for x
x = 43,529,796,721,804,224/170,352,177.80 - Step 6: Final answer
x = 255,528,266.70
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1.5x scale
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.