Finding the Fourth Proportional to 177,383,707.10, 266,075,560.65 and 96,762,139.10
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Solution
The fourth proportional to 177,383,707.10, 266,075,560.65 and 96,762,139.10 is: 145,143,208.65
Step by Step Solution
- Step 1: Write the proportion equation
177,383,707.10 : 266,075,560.65 = 96,762,139.10 : x - Step 2: Convert to fraction form
177,383,707.10/266,075,560.65 = 96,762,139.10/x - Step 3: Cross multiply
177,383,707.10x = 266,075,560.65 × 96,762,139.10 - Step 4: Simplify right side
177,383,707.10x = 25,746,040,410,725,784 - Step 5: Solve for x
x = 25,746,040,410,725,784/177,383,707.10 - Step 6: Final answer
x = 145,143,208.65
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1.5x scale
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.