Finding the Fourth Proportional to 165,903,950.80, 248,855,926.20 and 62,272,955.80
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Solution
The fourth proportional to 165,903,950.80, 248,855,926.20 and 62,272,955.80 is: 93,409,433.70
Step by Step Solution
- Step 1: Write the proportion equation
165,903,950.80 : 248,855,926.20 = 62,272,955.80 : x - Step 2: Convert to fraction form
165,903,950.80/248,855,926.20 = 62,272,955.80/x - Step 3: Cross multiply
165,903,950.80x = 248,855,926.20 × 62,272,955.80 - Step 4: Simplify right side
165,903,950.80x = 15,496,994,092,820,660 - Step 5: Solve for x
x = 15,496,994,092,820,660/165,903,950.80 - Step 6: Final answer
x = 93,409,433.70
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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.