Finding the Fourth Proportional to 463,676,207.40, 695,514,311.10 and 348,034,645.80
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Solution
The fourth proportional to 463,676,207.40, 695,514,311.10 and 348,034,645.80 is: 522,051,968.70
Step by Step Solution
- Step 1: Write the proportion equation
463,676,207.40 : 695,514,311.10 = 348,034,645.80 : x - Step 2: Convert to fraction form
463,676,207.40/695,514,311.10 = 348,034,645.80/x - Step 3: Cross multiply
463,676,207.40x = 695,514,311.10 × 348,034,645.80 - Step 4: Simplify right side
463,676,207.40x = 242,063,076,912,519,520 - Step 5: Solve for x
x = 242,063,076,912,519,520/463,676,207.40 - Step 6: Final answer
x = 522,051,968.70
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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.