Finding the Fourth Proportional to 302,514,853.68, 417,663,591.08 and 246,893,156.06
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Solution
The fourth proportional to 302,514,853.68, 417,663,591.08 and 246,893,156.06 is: 340,870,145.43
Step by Step Solution
- Step 1: Write the proportion equation
302,514,853.68 : 417,663,591.08 = 246,893,156.06 : x - Step 2: Convert to fraction form
302,514,853.68/417,663,591.08 = 246,893,156.06/x - Step 3: Cross multiply
302,514,853.68x = 417,663,591.08 × 246,893,156.06 - Step 4: Simplify right side
302,514,853.68x = 103,118,282,169,771,680 - Step 5: Solve for x
x = 103,118,282,169,771,680/302,514,853.68 - Step 6: Final answer
x = 340,870,145.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.