Finding the Fourth Proportional to 177,183,721.30, 265,775,581.95 and 152,950,011.70
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Solution
The fourth proportional to 177,183,721.30, 265,775,581.95 and 152,950,011.70 is: 229,425,017.55
Step by Step Solution
- Step 1: Write the proportion equation
177,183,721.30 : 265,775,581.95 = 152,950,011.70 : x - Step 2: Convert to fraction form
177,183,721.30/265,775,581.95 = 152,950,011.70/x - Step 3: Cross multiply
177,183,721.30x = 265,775,581.95 × 152,950,011.70 - Step 4: Simplify right side
177,183,721.30x = 40,650,378,368,826,800 - Step 5: Solve for x
x = 40,650,378,368,826,800/177,183,721.30 - Step 6: Final answer
x = 229,425,017.55
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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.