Finding the Fourth Proportional to 1,058,277,505.08, 1,587,313,614.42 and 321,353,799.96
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Solution
The fourth proportional to 1,058,277,505.08, 1,587,313,614.42 and 321,353,799.96 is: 481,999,531.57
Step by Step Solution
- Step 1: Write the proportion equation
1,058,277,505.08 : 1,587,313,614.42 = 321,353,799.96 : x - Step 2: Convert to fraction form
1,058,277,505.08/1,587,313,614.42 = 321,353,799.96/x - Step 3: Cross multiply
1,058,277,505.08x = 1,587,313,614.42 × 321,353,799.96 - Step 4: Simplify right side
1,058,277,505.08x = 510,089,261,722,109,248 - Step 5: Solve for x
x = 510,089,261,722,109,248/1,058,277,505.08 - Step 6: Final answer
x = 481,999,531.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.