Finding the Fourth Proportional to 358,583,979.52, 495,074,370.76 and 292,661,725.14
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Solution
The fourth proportional to 358,583,979.52, 495,074,370.76 and 292,661,725.14 is: 404,059,656.02
Step by Step Solution
- Step 1: Write the proportion equation
358,583,979.52 : 495,074,370.76 = 292,661,725.14 : x - Step 2: Convert to fraction form
358,583,979.52/495,074,370.76 = 292,661,725.14/x - Step 3: Cross multiply
358,583,979.52x = 495,074,370.76 × 292,661,725.14 - Step 4: Simplify right side
358,583,979.52x = 144,889,319,419,221,568 - Step 5: Solve for x
x = 144,889,319,419,221,568/358,583,979.52 - Step 6: Final answer
x = 404,059,656.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.