Finding the Fourth Proportional to 143,057,877,492.08, 197,430,305,161.56 and 82,926,370,578.80
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Solution
The fourth proportional to 143,057,877,492.08, 197,430,305,161.56 and 82,926,370,578.80 is: 114,444,439,805.28
Step by Step Solution
- Step 1: Write the proportion equation
143,057,877,492.08 : 197,430,305,161.56 = 82,926,370,578.80 : x - Step 2: Convert to fraction form
143,057,877,492.08/197,430,305,161.56 = 82,926,370,578.80/x - Step 3: Cross multiply
143,057,877,492.08x = 197,430,305,161.56 × 82,926,370,578.80 - Step 4: Simplify right side
143,057,877,492.08x = 16,372,178,649,313,095,712,768 - Step 5: Solve for x
x = 16,372,178,649,313,095,712,768/143,057,877,492.08 - Step 6: Final answer
x = 114,444,439,805.28
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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.