Finding the Fourth Proportional to 270,683,563.08, 373,533,652.11 and 153,206,371.07
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Solution
The fourth proportional to 270,683,563.08, 373,533,652.11 and 153,206,371.07 is: 211,419,321.73
Step by Step Solution
- Step 1: Write the proportion equation
270,683,563.08 : 373,533,652.11 = 153,206,371.07 : x - Step 2: Convert to fraction form
270,683,563.08/373,533,652.11 = 153,206,371.07/x - Step 3: Cross multiply
270,683,563.08x = 373,533,652.11 × 153,206,371.07 - Step 4: Simplify right side
270,683,563.08x = 57,227,735,310,429,280 - Step 5: Solve for x
x = 57,227,735,310,429,280/270,683,563.08 - Step 6: Final answer
x = 211,419,321.73
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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.