Finding the Fourth Proportional to 84,824,737.53, 117,058,607.10 and 47,656,585.05
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Solution
The fourth proportional to 84,824,737.53, 117,058,607.10 and 47,656,585.05 is: 65,766,351.04
Step by Step Solution
- Step 1: Write the proportion equation
84,824,737.53 : 117,058,607.10 = 47,656,585.05 : x - Step 2: Convert to fraction form
84,824,737.53/117,058,607.10 = 47,656,585.05/x - Step 3: Cross multiply
84,824,737.53x = 117,058,607.10 × 47,656,585.05 - Step 4: Simplify right side
84,824,737.53x = 5,578,613,465,095,683 - Step 5: Solve for x
x = 5,578,613,465,095,683/84,824,737.53 - Step 6: Final answer
x = 65,766,351.04
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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.