Finding the Fourth Proportional to 645,099,726.36, 967,380,538.68 and 202,328,329.08
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Solution
The fourth proportional to 645,099,726.36, 967,380,538.68 and 202,328,329.08 is: 303,408,108.82
Step by Step Solution
- Step 1: Write the proportion equation
645,099,726.36 : 967,380,538.68 = 202,328,329.08 : x - Step 2: Convert to fraction form
645,099,726.36/967,380,538.68 = 202,328,329.08/x - Step 3: Cross multiply
645,099,726.36x = 967,380,538.68 × 202,328,329.08 - Step 4: Simplify right side
645,099,726.36x = 195,728,487,975,634,720 - Step 5: Solve for x
x = 195,728,487,975,634,720/645,099,726.36 - Step 6: Final answer
x = 303,408,108.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.