Finding the Fourth Proportional to 153,447,332.14, 230,207,299.53 and 49,816,337.14
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Solution
The fourth proportional to 153,447,332.14, 230,207,299.53 and 49,816,337.14 is: 74,736,290.85
Step by Step Solution
- Step 1: Write the proportion equation
153,447,332.14 : 230,207,299.53 = 49,816,337.14 : x - Step 2: Convert to fraction form
153,447,332.14/230,207,299.53 = 49,816,337.14/x - Step 3: Cross multiply
153,447,332.14x = 230,207,299.53 × 49,816,337.14 - Step 4: Simplify right side
153,447,332.14x = 11,468,084,445,475,444 - Step 5: Solve for x
x = 11,468,084,445,475,444/153,447,332.14 - Step 6: Final answer
x = 74,736,290.85
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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.