Finding the Fourth Proportional to 93,076,785.75, 128,444,397.37 and 51,264,744.83
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Solution
The fourth proportional to 93,076,785.75, 128,444,397.37 and 51,264,744.83 is: 70,744,484.81
Step by Step Solution
- Step 1: Write the proportion equation
93,076,785.75 : 128,444,397.37 = 51,264,744.83 : x - Step 2: Convert to fraction form
93,076,785.75/128,444,397.37 = 51,264,744.83/x - Step 3: Cross multiply
93,076,785.75x = 128,444,397.37 × 51,264,744.83 - Step 4: Simplify right side
93,076,785.75x = 6,584,669,255,245,790 - Step 5: Solve for x
x = 6,584,669,255,245,790/93,076,785.75 - Step 6: Final answer
x = 70,744,484.81
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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.