Finding the Fourth Proportional to 284,764,089,161.13, 392,974,832,191.65 and 154,552,945,752.75
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Solution
The fourth proportional to 284,764,089,161.13, 392,974,832,191.65 and 154,552,945,752.75 is: 213,283,276,345.80
Step by Step Solution
- Step 1: Write the proportion equation
284,764,089,161.13 : 392,974,832,191.65 = 154,552,945,752.75 : x - Step 2: Convert to fraction form
284,764,089,161.13/392,974,832,191.65 = 154,552,945,752.75/x - Step 3: Cross multiply
284,764,089,161.13x = 392,974,832,191.65 × 154,552,945,752.75 - Step 4: Simplify right side
284,764,089,161.13x = 60,735,417,921,912,122,114,048 - Step 5: Solve for x
x = 60,735,417,921,912,122,114,048/284,764,089,161.13 - Step 6: Final answer
x = 213,283,276,345.80
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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.