Finding the Fourth Proportional to 239,681,701.08, 330,989,183.43 and 226,624,008.10
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Solution
The fourth proportional to 239,681,701.08, 330,989,183.43 and 226,624,008.10 is: 312,957,122.09
Step by Step Solution
- Step 1: Write the proportion equation
239,681,701.08 : 330,989,183.43 = 226,624,008.10 : x - Step 2: Convert to fraction form
239,681,701.08/330,989,183.43 = 226,624,008.10/x - Step 3: Cross multiply
239,681,701.08x = 330,989,183.43 × 226,624,008.10 - Step 4: Simplify right side
239,681,701.08x = 75,010,095,386,652,704 - Step 5: Solve for x
x = 75,010,095,386,652,704/239,681,701.08 - Step 6: Final answer
x = 312,957,122.09
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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.