Finding the Fourth Proportional to 68,050,303.80, 102,075,455.70 and 68,050,303.80
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Solution
The fourth proportional to 68,050,303.80, 102,075,455.70 and 68,050,303.80 is: 102,075,455.70
Step by Step Solution
- Step 1: Write the proportion equation
68,050,303.80 : 102,075,455.70 = 68,050,303.80 : x - Step 2: Convert to fraction form
68,050,303.80/102,075,455.70 = 68,050,303.80/x - Step 3: Cross multiply
68,050,303.80x = 102,075,455.70 × 68,050,303.80 - Step 4: Simplify right side
68,050,303.80x = 6,946,265,770,908,442 - Step 5: Solve for x
x = 6,946,265,770,908,442/68,050,303.80 - Step 6: Final answer
x = 102,075,455.70
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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.