Finding the Fourth Proportional to 292,032,811.70, 438,049,217.55 and 244,257,067.70
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Solution
The fourth proportional to 292,032,811.70, 438,049,217.55 and 244,257,067.70 is: 366,385,601.55
Step by Step Solution
- Step 1: Write the proportion equation
292,032,811.70 : 438,049,217.55 = 244,257,067.70 : x - Step 2: Convert to fraction form
292,032,811.70/438,049,217.55 = 244,257,067.70/x - Step 3: Cross multiply
292,032,811.70x = 438,049,217.55 × 244,257,067.70 - Step 4: Simplify right side
292,032,811.70x = 106,996,617,387,042,368 - Step 5: Solve for x
x = 106,996,617,387,042,368/292,032,811.70 - Step 6: Final answer
x = 366,385,601.55
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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.