Finding the Fourth Proportional to 171,645,850.80, 257,583,257.36 and 62,470,991.44
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Solution
The fourth proportional to 171,645,850.80, 257,583,257.36 and 62,470,991.44 is: 93,748,152.90
Step by Step Solution
- Step 1: Write the proportion equation
171,645,850.80 : 257,583,257.36 = 62,470,991.44 : x - Step 2: Convert to fraction form
171,645,850.80/257,583,257.36 = 62,470,991.44/x - Step 3: Cross multiply
171,645,850.80x = 257,583,257.36 × 62,470,991.44 - Step 4: Simplify right side
171,645,850.80x = 16,091,481,465,623,878 - Step 5: Solve for x
x = 16,091,481,465,623,878/171,645,850.80 - Step 6: Final answer
x = 93,748,152.90
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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.