Finding the Fourth Proportional to 153,272,023.70, 229,908,035.55 and 153,272,023.70
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Solution
The fourth proportional to 153,272,023.70, 229,908,035.55 and 153,272,023.70 is: 229,908,035.55
Step by Step Solution
- Step 1: Write the proportion equation
153,272,023.70 : 229,908,035.55 = 153,272,023.70 : x - Step 2: Convert to fraction form
153,272,023.70/229,908,035.55 = 153,272,023.70/x - Step 3: Cross multiply
153,272,023.70x = 229,908,035.55 × 153,272,023.70 - Step 4: Simplify right side
153,272,023.70x = 35,238,469,873,640,040 - Step 5: Solve for x
x = 35,238,469,873,640,040/153,272,023.70 - Step 6: Final answer
x = 229,908,035.55
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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.