Finding the Fourth Proportional to 269,736,075.99, 372,235,780.31 and 145,976,753.11
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Solution
The fourth proportional to 269,736,075.99, 372,235,780.31 and 145,976,753.11 is: 201,447,916.83
Step by Step Solution
- Step 1: Write the proportion equation
269,736,075.99 : 372,235,780.31 = 145,976,753.11 : x - Step 2: Convert to fraction form
269,736,075.99/372,235,780.31 = 145,976,753.11/x - Step 3: Cross multiply
269,736,075.99x = 372,235,780.31 × 145,976,753.11 - Step 4: Simplify right side
269,736,075.99x = 54,337,770,601,926,776 - Step 5: Solve for x
x = 54,337,770,601,926,776/269,736,075.99 - Step 6: Final answer
x = 201,447,916.83
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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.