Finding the Fourth Proportional to 177,564,107.80, 266,346,161.70 and 163,959,218.20
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Solution
The fourth proportional to 177,564,107.80, 266,346,161.70 and 163,959,218.20 is: 245,938,827.30
Step by Step Solution
- Step 1: Write the proportion equation
177,564,107.80 : 266,346,161.70 = 163,959,218.20 : x - Step 2: Convert to fraction form
177,564,107.80/266,346,161.70 = 163,959,218.20/x - Step 3: Cross multiply
177,564,107.80x = 266,346,161.70 × 163,959,218.20 - Step 4: Simplify right side
177,564,107.80x = 43,669,908,442,902,776 - Step 5: Solve for x
x = 43,669,908,442,902,776/177,564,107.80 - Step 6: Final answer
x = 245,938,827.30
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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.