Finding the Fourth Proportional to 134,184,438.90, 201,276,658.35 and 133,334,133.30
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Solution
The fourth proportional to 134,184,438.90, 201,276,658.35 and 133,334,133.30 is: 200,001,199.95
Step by Step Solution
- Step 1: Write the proportion equation
134,184,438.90 : 201,276,658.35 = 133,334,133.30 : x - Step 2: Convert to fraction form
134,184,438.90/201,276,658.35 = 133,334,133.30/x - Step 3: Cross multiply
134,184,438.90x = 201,276,658.35 × 133,334,133.30 - Step 4: Simplify right side
134,184,438.90x = 26,837,048,794,617,456 - Step 5: Solve for x
x = 26,837,048,794,617,456/134,184,438.90 - Step 6: Final answer
x = 200,001,199.95
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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.