Finding the Fourth Proportional to 180,213,392.07, 270,330,493.86 and 69,549,636.33
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Solution
The fourth proportional to 180,213,392.07, 270,330,493.86 and 69,549,636.33 is: 104,328,470.38
Step by Step Solution
- Step 1: Write the proportion equation
180,213,392.07 : 270,330,493.86 = 69,549,636.33 : x - Step 2: Convert to fraction form
180,213,392.07/270,330,493.86 = 69,549,636.33/x - Step 3: Cross multiply
180,213,392.07x = 270,330,493.86 × 69,549,636.33 - Step 4: Simplify right side
180,213,392.07x = 18,801,387,536,872,300 - Step 5: Solve for x
x = 18,801,387,536,872,300/180,213,392.07 - Step 6: Final answer
x = 104,328,470.38
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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.