Finding the Fourth Proportional to 126,026,465.19, 173,912,225.16 and 69,513,450.24
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Solution
The fourth proportional to 126,026,465.19, 173,912,225.16 and 69,513,450.24 is: 95,926,191.32
Step by Step Solution
- Step 1: Write the proportion equation
126,026,465.19 : 173,912,225.16 = 69,513,450.24 : x - Step 2: Convert to fraction form
126,026,465.19/173,912,225.16 = 69,513,450.24/x - Step 3: Cross multiply
126,026,465.19x = 173,912,225.16 × 69,513,450.24 - Step 4: Simplify right side
126,026,465.19x = 12,089,238,810,308,824 - Step 5: Solve for x
x = 12,089,238,810,308,824/126,026,465.19 - Step 6: Final answer
x = 95,926,191.32
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1.5x scale
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.