Finding the Fourth Proportional to 299,547,656,048.18, 449,315,188,961.13 and 72,908,372,514.62
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Solution
The fourth proportional to 299,547,656,048.18, 449,315,188,961.13 and 72,908,372,514.62 is: 109,361,026,573.96
Step by Step Solution
- Step 1: Write the proportion equation
299,547,656,048.18 : 449,315,188,961.13 = 72,908,372,514.62 : x - Step 2: Convert to fraction form
299,547,656,048.18/449,315,188,961.13 = 72,908,372,514.62/x - Step 3: Cross multiply
299,547,656,048.18x = 449,315,188,961.13 × 72,908,372,514.62 - Step 4: Simplify right side
299,547,656,048.18x = 32,758,839,173,252,699,389,952 - Step 5: Solve for x
x = 32,758,839,173,252,699,389,952/299,547,656,048.18 - Step 6: Final answer
x = 109,361,026,573.96
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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.