Finding the Fourth Proportional to 432,877,212.22, 597,354,548.81 and 234,634,450.53
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Solution
The fourth proportional to 432,877,212.22, 597,354,548.81 and 234,634,450.53 is: 323,786,866.98
Step by Step Solution
- Step 1: Write the proportion equation
432,877,212.22 : 597,354,548.81 = 234,634,450.53 : x - Step 2: Convert to fraction form
432,877,212.22/597,354,548.81 = 234,634,450.53/x - Step 3: Cross multiply
432,877,212.22x = 597,354,548.81 × 234,634,450.53 - Step 4: Simplify right side
432,877,212.22x = 140,159,956,330,457,232 - Step 5: Solve for x
x = 140,159,956,330,457,232/432,877,212.22 - Step 6: Final answer
x = 323,786,866.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.