Finding the Fourth Proportional to 165,951,109.60, 249,115,621.20 and 97,832,183.20
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Solution
The fourth proportional to 165,951,109.60, 249,115,621.20 and 97,832,183.20 is: 146,859,669.39
Step by Step Solution
- Step 1: Write the proportion equation
165,951,109.60 : 249,115,621.20 = 97,832,183.20 : x - Step 2: Convert to fraction form
165,951,109.60/249,115,621.20 = 97,832,183.20/x - Step 3: Cross multiply
165,951,109.60x = 249,115,621.20 × 97,832,183.20 - Step 4: Simplify right side
165,951,109.60x = 24,371,525,091,220,204 - Step 5: Solve for x
x = 24,371,525,091,220,204/165,951,109.60 - Step 6: Final answer
x = 146,859,669.39
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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.