Finding the Fourth Proportional to 236,580,683.39, 354,949,864.73 and 149,041,137.53
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Solution
The fourth proportional to 236,580,683.39, 354,949,864.73 and 149,041,137.53 is: 223,611,373.70
Step by Step Solution
- Step 1: Write the proportion equation
236,580,683.39 : 354,949,864.73 = 149,041,137.53 : x - Step 2: Convert to fraction form
236,580,683.39/354,949,864.73 = 149,041,137.53/x - Step 3: Cross multiply
236,580,683.39x = 354,949,864.73 × 149,041,137.53 - Step 4: Simplify right side
236,580,683.39x = 52,902,131,604,733,624 - Step 5: Solve for x
x = 52,902,131,604,733,624/236,580,683.39 - Step 6: Final answer
x = 223,611,373.70
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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.