Finding the Fourth Proportional to 293,864,613.36, 440,860,687.28 and 89,387,374.20
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Solution
The fourth proportional to 293,864,613.36, 440,860,687.28 and 89,387,374.20 is: 134,100,457.94
Step by Step Solution
- Step 1: Write the proportion equation
293,864,613.36 : 440,860,687.28 = 89,387,374.20 : x - Step 2: Convert to fraction form
293,864,613.36/440,860,687.28 = 89,387,374.20/x - Step 3: Cross multiply
293,864,613.36x = 440,860,687.28 × 89,387,374.20 - Step 4: Simplify right side
293,864,613.36x = 39,407,379,223,966,536 - Step 5: Solve for x
x = 39,407,379,223,966,536/293,864,613.36 - Step 6: Final answer
x = 134,100,457.94
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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.