Finding the Fourth Proportional to 108,126,287.37, 149,214,281.36 and 58,566,661.07
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Solution
The fourth proportional to 108,126,287.37, 149,214,281.36 and 58,566,661.07 is: 80,821,994.86
Step by Step Solution
- Step 1: Write the proportion equation
108,126,287.37 : 149,214,281.36 = 58,566,661.07 : x - Step 2: Convert to fraction form
108,126,287.37/149,214,281.36 = 58,566,661.07/x - Step 3: Cross multiply
108,126,287.37x = 149,214,281.36 × 58,566,661.07 - Step 4: Simplify right side
108,126,287.37x = 8,738,982,242,175,833 - Step 5: Solve for x
x = 8,738,982,242,175,833/108,126,287.37 - Step 6: Final answer
x = 80,821,994.86
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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.