Finding the Fourth Proportional to 93,095,502.09, 128,467,044.61 and 51,278,667.19
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Solution
The fourth proportional to 93,095,502.09, 128,467,044.61 and 51,278,667.19 is: 70,761,945.29
Step by Step Solution
- Step 1: Write the proportion equation
93,095,502.09 : 128,467,044.61 = 51,278,667.19 : x - Step 2: Convert to fraction form
93,095,502.09/128,467,044.61 = 51,278,667.19/x - Step 3: Cross multiply
93,095,502.09x = 128,467,044.61 × 51,278,667.19 - Step 4: Simplify right side
93,095,502.09x = 6,587,618,825,439,073 - Step 5: Solve for x
x = 6,587,618,825,439,073/93,095,502.09 - Step 6: Final answer
x = 70,761,945.29
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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.