Finding the Fourth Proportional to 165,763,812.10, 248,645,718.15 and 56,552,686.60
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Solution
The fourth proportional to 165,763,812.10, 248,645,718.15 and 56,552,686.60 is: 84,829,029.90
Step by Step Solution
- Step 1: Write the proportion equation
165,763,812.10 : 248,645,718.15 = 56,552,686.60 : x - Step 2: Convert to fraction form
165,763,812.10/248,645,718.15 = 56,552,686.60/x - Step 3: Cross multiply
165,763,812.10x = 248,645,718.15 × 56,552,686.60 - Step 4: Simplify right side
165,763,812.10x = 14,061,583,372,968,882 - Step 5: Solve for x
x = 14,061,583,372,968,882/165,763,812.10 - Step 6: Final answer
x = 84,829,029.90
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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.