Finding the Fourth Proportional to 320,089,058.18, 441,723,348.52 and 173,411,342.18
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Solution
The fourth proportional to 320,089,058.18, 441,723,348.52 and 173,411,342.18 is: 239,307,895.04
Step by Step Solution
- Step 1: Write the proportion equation
320,089,058.18 : 441,723,348.52 = 173,411,342.18 : x - Step 2: Convert to fraction form
320,089,058.18/441,723,348.52 = 173,411,342.18/x - Step 3: Cross multiply
320,089,058.18x = 441,723,348.52 × 173,411,342.18 - Step 4: Simplify right side
320,089,058.18x = 76,599,838,739,097,120 - Step 5: Solve for x
x = 76,599,838,739,097,120/320,089,058.18 - Step 6: Final answer
x = 239,307,895.04
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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.