Finding the Fourth Proportional to 4,043,021,986.80, 6,064,532,980.20 and 1,134,598,921.20
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Solution
The fourth proportional to 4,043,021,986.80, 6,064,532,980.20 and 1,134,598,921.20 is: 1,701,898,381.80
Step by Step Solution
- Step 1: Write the proportion equation
4,043,021,986.80 : 6,064,532,980.20 = 1,134,598,921.20 : x - Step 2: Convert to fraction form
4,043,021,986.80/6,064,532,980.20 = 1,134,598,921.20/x - Step 3: Cross multiply
4,043,021,986.80x = 6,064,532,980.20 × 1,134,598,921.20 - Step 4: Simplify right side
4,043,021,986.80x = 6,880,812,576,916,741,120 - Step 5: Solve for x
x = 6,880,812,576,916,741,120/4,043,021,986.80 - Step 6: Final answer
x = 1,701,898,381.80
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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.